diff options
Diffstat (limited to 'lib/compiler')
58 files changed, 459 insertions, 96 deletions
diff --git a/lib/compiler/doc/src/compile.xml b/lib/compiler/doc/src/compile.xml index e4491288a6..1a71c83521 100644 --- a/lib/compiler/doc/src/compile.xml +++ b/lib/compiler/doc/src/compile.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2017</year> + <year>1996</year><year>2018</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> diff --git a/lib/compiler/doc/src/notes.xml b/lib/compiler/doc/src/notes.xml index bc1f68337b..fcfa7d38a7 100644 --- a/lib/compiler/doc/src/notes.xml +++ b/lib/compiler/doc/src/notes.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>2004</year><year>2017</year> + <year>2004</year><year>2018</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -32,6 +32,241 @@ <p>This document describes the changes made to the Compiler application.</p> +<section><title>Compiler 7.2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>The could could crash when compiling a complicated + function that used the binary syntax.</p> + <p> + Own Id: OTP-15150 Aux Id: ERL-650 </p> + </item> + </list> + </section> + +</section> + +<section><title>Compiler 7.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Fixed an error in an optimization pass that caused + impossible tuple matching.</p> + <p> + Own Id: OTP-14855 Aux Id: ERL-549 </p> + </item> + <item> + <p>The exception thrown when a list comprehension was + given a non-list term was not always correct.</p> + <p> + Own Id: OTP-14992 Aux Id: ERL-572 </p> + </item> + <item> + <p>The compiler could produce incorrect code in rare + circumstances when the <c>[{inline,F/A}]</c> option was + used.</p> + <p> + Own Id: OTP-15115 Aux Id: PR-1831 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>Changed the default behaviour of <c>.erlang</c> + loading: <c>.erlang</c> is no longer loaded from the + current directory. <c>c:erlangrc(PathList)</c> can be + used to search and load an <c>.erlang</c> file from user + specified directories.</p> <p><c>escript</c>, + <c>erlc</c>, <c>dialyzer</c> and <c>typer</c> no longer + load an <c>.erlang</c> at all.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14439</p> + </item> + <item> + <p>Support for "tuple calls" have been removed from the + run-time system. Tuple calls was an undocumented and + unsupported feature which allowed the module argument for + an apply operation to be a tuple: <c>Var = dict:new(), + Var:size()</c>. This "feature" frequently caused + confusion, especially when such call failed. The + stacktrace would point out functions that don't exist in + the source code.</p> + <p>For legacy code that need to use parameterized modules + or tuple calls for some other reason, there is a new + compiler option called <c>tuple_calls</c>. When this + option is given, the compiler will generate extra code + that emulates the old behavior for calls where the module + is a variable.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14497</p> + </item> + <item> + <p>In code such as <c>example({ok, Val}) -> {ok, + Val}.</c> a tuple would be built. The compiler will now + automatically rewrite the code to + <c>example({ok,Val}=Tuple) -> Tuple.</c> which will + reduce code size, execution time, and remove GC + pressure.</p> + <p> + Own Id: OTP-14505</p> + </item> + <item> + <p>The optimization of <c>case</c> expression where only + one of the case arms can execute successfully has been + improved.</p> + <p> + Own Id: OTP-14525</p> + </item> + <item> + <p>Some uses of binary matching has been slightly + improved, eliminating unnecessary register shuffling.</p> + <p> + Own Id: OTP-14594 Aux Id: ERL-444 </p> + </item> + <item> + <p>There is a new <c>{compile_info,Info}</c> option for + the compiler that allows BEAM-based languages such as + Elixir and LFE to add their own compiler versions.</p> + <p> + Own Id: OTP-14615 Aux Id: PR-1558 </p> + </item> + <item> + <p>Loaded BEAM code in a 64-bit system requires less + memory because of better packing of operands for + instructions.</p> + <p>These memory savings were achieved by major + improvements to the <c>beam_makeops</c> scripts used when + building the run time system and BEAM compiler. There is + also new for documentation for <c>beam_makeops</c> that + describes how new BEAM instructions and loader + transformations can be implemented. The documentation is + found in here in a source directory or git repository: + erts/emulator/internal_doc/beam_makeops.md. An online + version can be found here: + https://github.com/erlang/otp/blob/master/erts/emulator/internal_doc/beam_makeops.md</p> + <p> + Own Id: OTP-14626</p> + </item> + <item> + <p>Size calculations for binary constructions has been + somewhat optimized, producing smaller code.</p> + <p> + Own Id: OTP-14654</p> + </item> + <item> + <p>When the value returned from a '<c>catch</c>' + expression is ignored, no stacktrace will be built if an + exception is caught. That will save time and produce less + garbage. There are also some minor optimizations of + '<c>try</c>/<c>catch</c>' both in the compiler and + run-time system.</p> + <p> + Own Id: OTP-14683</p> + </item> + <item> + <p>There is a new syntax in '<c>try/catch</c>' for + retrieving the stacktrace without calling + '<c>erlang:get_stacktrace/0</c>'. See the reference + manual for a description of the new syntax. The + '<c>erlang:get_stacktrace/0</c>' BIF is now + deprecated.</p> + <p> + Own Id: OTP-14692</p> + </item> + <item> + <p>The following is an internal change in the compiler, + that is not noticeable for normal use of the compiler: + The module <c>v3_life</c> has been removed. Its + functionality has been simplified and integrated into + <c>v3_codegen</c>.</p> + <p> + Own Id: OTP-14712</p> + </item> + <item> + <p>The optimization of binary matching that delays + creation of sub binaries (see the Efficiency Guide) could + be thwarted by the argument order and could be necessary + to change the argument order. The compiler has now become + smarter and can handle any argument order.</p> + <p> + Own Id: OTP-14774</p> + </item> + <item> + <p>When the compiler was faced with complex case + expressions it would unnecessarily allocate stack + elements and shuffle data between x and y registers. + Improved code generation to only allocate a stack frame + when strictly necessary.</p> + <p> + Own Id: OTP-14808 Aux Id: ERL-514 </p> + </item> + <item> + <p>There is a new option '<c>makedep_side_effect</c>' for + the compiler and <c>-MMD</c> for '<c>erlc</c>' that + generates dependencies and continues to compile as + normal.</p> + <p> + Own Id: OTP-14830</p> + </item> + <item> + <p>When compiling modules with huge functions, the + compiler would generate a lot of atoms for its internal, + sometimes so many that the atom table would overflow. The + compiler has been rewritten to generate far less internal + atoms to avoid filling the atom table.</p> + <p> + Own Id: OTP-14968 Aux Id: ERL-563 </p> + </item> + <item> + <p>External funs with literal values for module, name, + and arity (e.g. <c>erlang:abs/1</c>) are now treated as + literals. That means more efficient code that produces + less garbage on the heap.</p> + <p> + Own Id: OTP-15003</p> + </item> + <item> + <p>Two new guards BIFs operating on maps have been added: + <c>map_get/2</c> and <c>is_map_key/2</c>. They do the + same as <c>maps:get/2</c> and <c>maps:is_key/2</c>, + respectively, except that they are allowed to be used in + guards.</p> + <p> + Own Id: OTP-15037 Aux Id: PR-1784, PR-1802 </p> + </item> + <item> + <p>A call or apply of a literal external fun will be + replaced with a direct call.</p> + <p> + Own Id: OTP-15044 Aux Id: ERL-614 </p> + </item> + <item> + <p>Part of EEP-44 has been implemented.</p> + <p>There is a new predefined macro called + <c>OTP_RELEASE</c> which is an integer indicating the OTP + release number (its value is <c>21</c> in this + release).</p> + <p>There are new preprocessor directives + <c>-if(Condition).</c> and <c>-elif(Condition).</c>. The + <c>if/elif</c> supports the builtin function + <c>defined(Symbol)</c>.</p> + <p> + Own Id: OTP-15087 Aux Id: PR-1810 </p> + </item> + </list> + </section> + +</section> + <section><title>Compiler 7.1.5</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/compiler/src/Makefile b/lib/compiler/src/Makefile index c81b81e82b..2408c76b48 100644 --- a/lib/compiler/src/Makefile +++ b/lib/compiler/src/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1996-2017. All Rights Reserved. +# Copyright Ericsson AB 1996-2018. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_a.erl b/lib/compiler/src/beam_a.erl index 91acb19971..6fd4ace540 100644 --- a/lib/compiler/src/beam_a.erl +++ b/lib/compiler/src/beam_a.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2012-2016. All Rights Reserved. +%% Copyright Ericsson AB 2012-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_block.erl b/lib/compiler/src/beam_block.erl index 8cd271e1dc..fe43163455 100644 --- a/lib/compiler/src/beam_block.erl +++ b/lib/compiler/src/beam_block.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_bs.erl b/lib/compiler/src/beam_bs.erl index 14cedbb582..5f1b9ed488 100644 --- a/lib/compiler/src/beam_bs.erl +++ b/lib/compiler/src/beam_bs.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_bsm.erl b/lib/compiler/src/beam_bsm.erl index 9f3b9d788f..1c8e0e9854 100644 --- a/lib/compiler/src/beam_bsm.erl +++ b/lib/compiler/src/beam_bsm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2016. All Rights Reserved. +%% Copyright Ericsson AB 2007-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_clean.erl b/lib/compiler/src/beam_clean.erl index 955c128699..207f1c4deb 100644 --- a/lib/compiler/src/beam_clean.erl +++ b/lib/compiler/src/beam_clean.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2016. All Rights Reserved. +%% Copyright Ericsson AB 2000-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_dead.erl b/lib/compiler/src/beam_dead.erl index 762c7bdf9e..efad082152 100644 --- a/lib/compiler/src/beam_dead.erl +++ b/lib/compiler/src/beam_dead.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2016. All Rights Reserved. +%% Copyright Ericsson AB 2002-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_disasm.erl b/lib/compiler/src/beam_disasm.erl index a68c4b5367..6cee9acae4 100644 --- a/lib/compiler/src/beam_disasm.erl +++ b/lib/compiler/src/beam_disasm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2016. All Rights Reserved. +%% Copyright Ericsson AB 2000-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_disasm.hrl b/lib/compiler/src/beam_disasm.hrl index c3326c15a0..e8ebfc4cfc 100644 --- a/lib/compiler/src/beam_disasm.hrl +++ b/lib/compiler/src/beam_disasm.hrl @@ -2,7 +2,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2016. All Rights Reserved. +%% Copyright Ericsson AB 2007-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_except.erl b/lib/compiler/src/beam_except.erl index abd39c661d..05c0f4fbc7 100644 --- a/lib/compiler/src/beam_except.erl +++ b/lib/compiler/src/beam_except.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2011-2016. All Rights Reserved. +%% Copyright Ericsson AB 2011-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_flatten.erl b/lib/compiler/src/beam_flatten.erl index c60211f516..20bd23a912 100644 --- a/lib/compiler/src/beam_flatten.erl +++ b/lib/compiler/src/beam_flatten.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_jump.erl b/lib/compiler/src/beam_jump.erl index c33de217bd..43084ad588 100644 --- a/lib/compiler/src/beam_jump.erl +++ b/lib/compiler/src/beam_jump.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -164,17 +164,19 @@ share(Is0) -> share_1([{label,L}=Lbl|Is], Dict0, Lbls0, [_|_]=Seq, Acc) -> case maps:find(Seq, Dict0) of - error -> - Dict = maps:put(Seq, L, Dict0), - share_1(Is, Dict, Lbls0, [], [Lbl|Seq ++ Acc]); - {ok,Label} -> + error -> + Dict = maps:put(Seq, L, Dict0), + share_1(Is, Dict, Lbls0, [], [[Lbl|Seq]|Acc]); + {ok,Label} -> Lbls = maps:put(L, Label, Lbls0), - share_1(Is, Dict0, Lbls, [], [Lbl,{jump,{f,Label}}|Acc]) + share_1(Is, Dict0, Lbls, [], [[Lbl,{jump,{f,Label}}]|Acc]) end; -share_1([{func_info,_,_,_}|_]=Is, _, Lbls, [], Acc) when Lbls =/= #{} -> - beam_utils:replace_labels(Acc, Is, Lbls, fun(Old) -> Old end); +share_1([{func_info,_,_,_}|_]=Is0, _, Lbls, [], Acc0) when Lbls =/= #{} -> + lists:foldl(fun(Is, Acc) -> + beam_utils:replace_labels(Is, Acc, Lbls, fun(Old) -> Old end) + end, Is0, Acc0); share_1([{func_info,_,_,_}|_]=Is, _, Lbls, [], Acc) when Lbls =:= #{} -> - reverse(Acc, Is); + lists:foldl(fun lists:reverse/2, Is, Acc); share_1([{'catch',_,_}=I|Is], Dict0, Lbls0, Seq, Acc) -> {Dict,Lbls} = clean_non_sharable(Dict0, Lbls0), share_1(Is, Dict, Lbls, [I|Seq], Acc); @@ -187,6 +189,9 @@ share_1([{try_case,_}=I|Is], Dict0, Lbls0, Seq, Acc) -> share_1([{catch_end,_}=I|Is], Dict0, Lbls0, Seq, Acc) -> {Dict,Lbls} = clean_non_sharable(Dict0, Lbls0), share_1(Is, Dict, Lbls, [I|Seq], Acc); +share_1([{jump,{f,To}}=I,{label,L}=Lbl|Is], Dict0, Lbls0, _Seq, Acc) -> + Lbls = maps:put(L, To, Lbls0), + share_1(Is, Dict0, Lbls, [], [[Lbl,I]|Acc]); share_1([I|Is], Dict, Lbls, Seq, Acc) -> case is_unreachable_after(I) of false -> diff --git a/lib/compiler/src/beam_listing.erl b/lib/compiler/src/beam_listing.erl index 73c6501fe5..518b958794 100644 --- a/lib/compiler/src/beam_listing.erl +++ b/lib/compiler/src/beam_listing.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_peep.erl b/lib/compiler/src/beam_peep.erl index 920fb00397..2b8dd40e29 100644 --- a/lib/compiler/src/beam_peep.erl +++ b/lib/compiler/src/beam_peep.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2016. All Rights Reserved. +%% Copyright Ericsson AB 2008-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_receive.erl b/lib/compiler/src/beam_receive.erl index 3c8efa577c..ddbe67605a 100644 --- a/lib/compiler/src/beam_receive.erl +++ b/lib/compiler/src/beam_receive.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2016. All Rights Reserved. +%% Copyright Ericsson AB 2010-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_reorder.erl b/lib/compiler/src/beam_reorder.erl index 63bb57a1ac..8d2ef5a431 100644 --- a/lib/compiler/src/beam_reorder.erl +++ b/lib/compiler/src/beam_reorder.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_split.erl b/lib/compiler/src/beam_split.erl index 52dd89b5bb..809e49b3d0 100644 --- a/lib/compiler/src/beam_split.erl +++ b/lib/compiler/src/beam_split.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2011-2016. All Rights Reserved. +%% Copyright Ericsson AB 2011-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl index 12da8c9446..b8c3ca1325 100644 --- a/lib/compiler/src/beam_type.erl +++ b/lib/compiler/src/beam_type.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2017. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl index f57a7af1ab..ff587c4982 100644 --- a/lib/compiler/src/beam_utils.erl +++ b/lib/compiler/src/beam_utils.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2016. All Rights Reserved. +%% Copyright Ericsson AB 2007-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -1105,8 +1105,12 @@ defs([{bif,_,{f,Fail},_Src,Dst}=I|Is], Regs0, D) -> defs([{block,Block0}|Is], Regs0, D0) -> {Block,Regs,D} = defs_list(Block0, Regs0, D0), [{block,[make_anno({def,Regs0})|Block]}|defs(Is, Regs, D)]; -defs([{bs_init,{f,L},_,_,_,Dst}=I|Is], Regs0, D) -> - Regs = def_regs([Dst], Regs0), +defs([{bs_init,{f,L},_,Live,_,Dst}=I|Is], Regs0, D) -> + Regs1 = case Live of + none -> Regs0; + _ -> init_def_regs(Live) + end, + Regs = def_regs([Dst], Regs1), [I|defs(Is, Regs, update_regs(L, Regs, D))]; defs([{bs_put,{f,L},_,_}=I|Is], Regs, D) -> [I|defs(Is, Regs, update_regs(L, Regs, D))]; diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl index 86aa12e19b..b03fadb197 100644 --- a/lib/compiler/src/beam_validator.erl +++ b/lib/compiler/src/beam_validator.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2017. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/beam_z.erl b/lib/compiler/src/beam_z.erl index 6c3a6995d7..1c9d762eb1 100644 --- a/lib/compiler/src/beam_z.erl +++ b/lib/compiler/src/beam_z.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2012-2016. All Rights Reserved. +%% Copyright Ericsson AB 2012-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl index a37b2064b2..5ef9611504 100644 --- a/lib/compiler/src/compile.erl +++ b/lib/compiler/src/compile.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2017. All Rights Reserved. +%% Copyright Ericsson AB 1996-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/core_lint.erl b/lib/compiler/src/core_lint.erl index 6ded8fe78f..3f69cb03a9 100644 --- a/lib/compiler/src/core_lint.erl +++ b/lib/compiler/src/core_lint.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2015. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/core_parse.yrl b/lib/compiler/src/core_parse.yrl index 11c4cd8b50..10d8c44dd3 100644 --- a/lib/compiler/src/core_parse.yrl +++ b/lib/compiler/src/core_parse.yrl @@ -1,7 +1,7 @@ %% -*-Erlang-*- %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/core_pp.erl b/lib/compiler/src/core_pp.erl index f247722b4c..cb3f24fd08 100644 --- a/lib/compiler/src/core_pp.erl +++ b/lib/compiler/src/core_pp.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2017. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/genop.tab b/lib/compiler/src/genop.tab index a47d4e8cf7..02dead9e92 100755 --- a/lib/compiler/src/genop.tab +++ b/lib/compiler/src/genop.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1998-2017. All Rights Reserved. +# Copyright Ericsson AB 1998-2018. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/sys_core_alias.erl b/lib/compiler/src/sys_core_alias.erl index 1bce1577d1..3326c6a2a8 100644 --- a/lib/compiler/src/sys_core_alias.erl +++ b/lib/compiler/src/sys_core_alias.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/sys_core_bsm.erl b/lib/compiler/src/sys_core_bsm.erl index 65580f79e3..d7b26c3a56 100644 --- a/lib/compiler/src/sys_core_bsm.erl +++ b/lib/compiler/src/sys_core_bsm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2017. All Rights Reserved. +%% Copyright Ericsson AB 2017-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/sys_core_dsetel.erl b/lib/compiler/src/sys_core_dsetel.erl index 9e2df69b33..9ab83c210f 100644 --- a/lib/compiler/src/sys_core_dsetel.erl +++ b/lib/compiler/src/sys_core_dsetel.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2016. All Rights Reserved. +%% Copyright Ericsson AB 2002-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index 3ce9a5fb27..0aa58a46e4 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -1295,13 +1295,18 @@ let_subst_list([], [], _) -> {[],[],[]}. %%pattern(Pat, Sub) -> pattern(Pat, Sub, Sub). pattern(#c_var{}=Pat, Isub, Osub) -> - case sub_is_val(Pat, Isub) of + case sub_is_in_scope(Pat, Isub) of true -> + %% This variable either has a substitution or is used in + %% the variable list of an enclosing `let`. In either + %% case, it must be renamed to an unused name to avoid + %% name capture problems. V1 = make_var_name(), Pat1 = #c_var{name=V1}, {Pat1,sub_set_var(Pat, Pat1, sub_add_scope([V1], Osub))}; false -> - {Pat,sub_del_var(Pat, Osub)} + %% This variable has never been used. Add it to the scope. + {Pat,sub_add_scope([Pat#c_var.name], Osub)} end; pattern(#c_literal{}=Pat, _, Osub) -> {Pat,Osub}; pattern(#c_cons{anno=Anno,hd=H0,tl=T0}, Isub, Osub0) -> @@ -1480,8 +1485,8 @@ is_subst(_) -> false. %% sub_set_name(Name, Value, #sub{}) -> #sub{}. %% sub_del_var(Var, #sub{}) -> #sub{}. %% sub_subst_var(Var, Value, #sub{}) -> [{Name,Value}]. -%% sub_is_val(Var, #sub{}) -> boolean(). -%% sub_add_scope(#sub{}) -> #sub{} +%% sub_is_in_scope(Var, #sub{}) -> boolean(). +%% sub_add_scope([Var], #sub{}) -> #sub{} %% sub_subst_scope(#sub{}) -> #sub{} %% %% We use the variable name as key so as not have problems with @@ -1516,18 +1521,6 @@ sub_set_name(V, Val, #sub{v=S,s=Scope,t=Tdb0}=Sub) -> Tdb = copy_type(V, Val, Tdb1), Sub#sub{v=orddict:store(V, Val, S),s=cerl_sets:add_element(V, Scope),t=Tdb}. -sub_del_var(#c_var{name=V}, #sub{v=S,s=Scope,t=Tdb}=Sub) -> - %% Profiling shows that for programs with many record operations, - %% sub_del_var/2 is a bottleneck. Since the scope contains all - %% variables that are live, we know that V cannot be present in S - %% if it is not in the scope. - case cerl_sets:is_element(V, Scope) of - false -> - Sub#sub{s=cerl_sets:add_element(V, Scope)}; - true -> - Sub#sub{v=orddict:erase(V, S),t=kill_types(V, Tdb)} - end. - sub_subst_var(#c_var{name=V}, Val, #sub{v=S0}) -> %% Fold chained substitutions. [{V,Val}] ++ [ {K,Val} || {K,#c_var{name=V1}} <- S0, V1 =:= V]. @@ -1553,16 +1546,8 @@ sub_subst_scope_1([H|T], Key, Acc) -> sub_subst_scope_1(T, Key-1, [{Key,#c_var{name=H}}|Acc]); sub_subst_scope_1([], _, Acc) -> Acc. -sub_is_val(#c_var{name=V}, #sub{v=S,s=Scope}) -> - %% When the bottleneck in sub_del_var/2 was eliminated, this - %% became the new bottleneck. Since the scope contains all - %% live variables, a variable V can only be the target for - %% a substitution if it is in the scope. - cerl_sets:is_element(V, Scope) andalso v_is_value(V, S). - -v_is_value(Var, [{_,#c_var{name=Var}}|_]) -> true; -v_is_value(Var, [_|T]) -> v_is_value(Var, T); -v_is_value(_, []) -> false. +sub_is_in_scope(#c_var{name=V}, #sub{s=Scope}) -> + cerl_sets:is_element(V, Scope). %% warn_no_clause_match(CaseOrig, CaseOpt) -> ok %% Generate a warning if none of the user-specified clauses diff --git a/lib/compiler/src/sys_core_inline.erl b/lib/compiler/src/sys_core_inline.erl index 8c1f69d5de..5a6cc45e4a 100644 --- a/lib/compiler/src/sys_core_inline.erl +++ b/lib/compiler/src/sys_core_inline.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2016. All Rights Reserved. +%% Copyright Ericsson AB 2000-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -143,7 +143,7 @@ inline_inline(#ifun{body=B,weight=Iw}=If, Is) -> case find_inl(F, A, Is) of #ifun{vars=Vs,body=B2,weight=W} when W < Iw -> #c_let{vars=Vs, - arg=core_lib:make_values(As), + arg=kill_id_anns(core_lib:make_values(As)), body=kill_id_anns(B2)}; _Other -> Call end; @@ -160,7 +160,7 @@ inline_func(#fstat{def={Name,F0}}=Fstat, Is) -> case find_inl(F, A, Is) of #ifun{vars=Vs,body=B} -> {#c_let{vars=Vs, - arg=core_lib:make_values(As), + arg=kill_id_anns(core_lib:make_values(As)), body=kill_id_anns(B)}, true}; %Have modified _Other -> {Call,Mod} diff --git a/lib/compiler/src/v3_codegen.erl b/lib/compiler/src/v3_codegen.erl index 9652a8476d..6cd114abf7 100644 --- a/lib/compiler/src/v3_codegen.erl +++ b/lib/compiler/src/v3_codegen.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/v3_core.erl b/lib/compiler/src/v3_core.erl index 4799105d05..0196e7fdfd 100644 --- a/lib/compiler/src/v3_core.erl +++ b/lib/compiler/src/v3_core.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2017. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl index 4e3ceedbc0..aef0b6cc9f 100644 --- a/lib/compiler/src/v3_kernel.erl +++ b/lib/compiler/src/v3_kernel.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2017. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/v3_kernel.hrl b/lib/compiler/src/v3_kernel.hrl index 7cd30b25a8..e6f0d3c1f7 100644 --- a/lib/compiler/src/v3_kernel.hrl +++ b/lib/compiler/src/v3_kernel.hrl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/src/v3_kernel_pp.erl b/lib/compiler/src/v3_kernel_pp.erl index e9cbe81088..c12c301ee2 100644 --- a/lib/compiler/src/v3_kernel_pp.erl +++ b/lib/compiler/src/v3_kernel_pp.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2017. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/beam_block_SUITE.erl b/lib/compiler/test/beam_block_SUITE.erl index 38ead96cc8..d40addf119 100644 --- a/lib/compiler/test/beam_block_SUITE.erl +++ b/lib/compiler/test/beam_block_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2015-2016. All Rights Reserved. +%% Copyright Ericsson AB 2015-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/beam_type_SUITE.erl b/lib/compiler/test/beam_type_SUITE.erl index 541075af2a..499b9b41df 100644 --- a/lib/compiler/test/beam_type_SUITE.erl +++ b/lib/compiler/test/beam_type_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2015-2017. All Rights Reserved. +%% Copyright Ericsson AB 2015-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/beam_utils_SUITE.erl b/lib/compiler/test/beam_utils_SUITE.erl index b2a5cada3d..360dcc1e84 100644 --- a/lib/compiler/test/beam_utils_SUITE.erl +++ b/lib/compiler/test/beam_utils_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2015-2016. All Rights Reserved. +%% Copyright Ericsson AB 2015-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -132,6 +132,15 @@ bs_init(_Config) -> <<"foo/foo">> = do_bs_init_4(<<"foo">>, true), error = do_bs_init_4([], not_boolean), + Id = 17575, + Domain = -8798798, + [<<10,1:16,Id:16/signed>>,<<8,2:16,Domain:32/signed>>] = + do_bs_init_5(#{tag=>value,id=>Id,domain=>Domain}), + {'EXIT',{{required,id},[_|_]}} = + (catch do_bs_init_5(#{tag=>value,id=>nil,domain=>Domain})), + {'EXIT',{{required,domain},[_|_]}} = + (catch do_bs_init_5(#{tag=>value,id=>Id,domain=>nil})), + ok. do_bs_init_1([?MODULE], Sz) -> @@ -189,6 +198,20 @@ do_bs_init_4(Arg1, Arg2) -> error end. +do_bs_init_5(#{tag := value, id := Id, domain := Domain}) -> + [case Id of + nil -> + error(id({required, id})); + _ -> + <<10, 1:16/signed, Id:16/signed>> + end, + case Domain of + nil -> + error(id({required, domain})); + _ -> + <<8, 2:16/signed, Domain:32/signed>> + end]. + bs_save(_Config) -> {a,30,<<>>} = do_bs_save(<<1:1,30:5>>), {b,127,<<>>} = do_bs_save(<<1:1,31:5,0:1,127:7>>), diff --git a/lib/compiler/test/beam_validator_SUITE.erl b/lib/compiler/test/beam_validator_SUITE.erl index 41f2957dc1..374f7645d8 100644 --- a/lib/compiler/test/beam_validator_SUITE.erl +++ b/lib/compiler/test/beam_validator_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2017. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/bs_construct_SUITE.erl b/lib/compiler/test/bs_construct_SUITE.erl index 7c5ad97f7e..aa41baf7f0 100644 --- a/lib/compiler/test/bs_construct_SUITE.erl +++ b/lib/compiler/test/bs_construct_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2017. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl index 3b6ffa8d68..861fafb867 100644 --- a/lib/compiler/test/bs_match_SUITE.erl +++ b/lib/compiler/test/bs_match_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2017. All Rights Reserved. +%% Copyright Ericsson AB 2005-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/compilation_SUITE_data/opt_crash.erl b/lib/compiler/test/compilation_SUITE_data/opt_crash.erl index c65ec31593..4643ce61f6 100644 --- a/lib/compiler/test/compilation_SUITE_data/opt_crash.erl +++ b/lib/compiler/test/compilation_SUITE_data/opt_crash.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2016. All Rights Reserved. +%% Copyright Ericsson AB 2005-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl index a1de8961bd..5373df01d6 100644 --- a/lib/compiler/test/compile_SUITE.erl +++ b/lib/compiler/test/compile_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2017. All Rights Reserved. +%% Copyright Ericsson AB 1997-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/compile_SUITE_data/big.erl b/lib/compiler/test/compile_SUITE_data/big.erl index 1db07755a1..765c71c07d 100644 --- a/lib/compiler/test/compile_SUITE_data/big.erl +++ b/lib/compiler/test/compile_SUITE_data/big.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl index 0e07e8dd2e..9d872b860b 100644 --- a/lib/compiler/test/core_SUITE.erl +++ b/lib/compiler/test/core_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2016. All Rights Reserved. +%% Copyright Ericsson AB 2006-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -29,7 +29,7 @@ bs_shadowed_size_var/1, cover_v3_kernel_1/1,cover_v3_kernel_2/1,cover_v3_kernel_3/1, cover_v3_kernel_4/1,cover_v3_kernel_5/1, - non_variable_apply/1]). + non_variable_apply/1,name_capture/1]). -include_lib("common_test/include/ct.hrl"). @@ -58,7 +58,7 @@ groups() -> bs_shadowed_size_var, cover_v3_kernel_1,cover_v3_kernel_2,cover_v3_kernel_3, cover_v3_kernel_4,cover_v3_kernel_5, - non_variable_apply + non_variable_apply,name_capture ]}]. @@ -93,6 +93,7 @@ end_per_group(_GroupName, Config) -> ?comp(cover_v3_kernel_4). ?comp(cover_v3_kernel_5). ?comp(non_variable_apply). +?comp(name_capture). try_it(Mod, Conf) -> Src = filename:join(proplists:get_value(data_dir, Conf), diff --git a/lib/compiler/test/core_SUITE_data/name_capture.core b/lib/compiler/test/core_SUITE_data/name_capture.core new file mode 100644 index 0000000000..0969f95b72 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/name_capture.core @@ -0,0 +1,110 @@ +module 'name_capture' ['module_info'/0, + 'module_info'/1, + 'name_capture'/0] + attributes ['compile' = + [{'inline',[{'badarg_exit',2}]}]] +'name_capture'/0 = + fun () -> + case <> of + <> when 'true' -> + let <_0> = + catch + apply 'first'/1 + ('badarg') + in case _0 of + <{'EXIT',{'badarg',_7}}> when 'true' -> + let <Seq> = + call 'lists':'seq' + (7, 17) + in case apply 'first'/1 + ({'ok',Seq}) of + <_8> + when call 'erlang':'=:=' + (_8, + Seq) -> + let <SomeOtherTerm> = + {'some','other','term'} + in let <_5> = + catch + apply 'first'/1 + (SomeOtherTerm) + in case _5 of + <{'EXIT',_9}> + when call 'erlang':'=:=' + (_9, + SomeOtherTerm) -> + 'ok' + <_6> when 'true' -> + primop 'match_fail' + ({'badmatch',_6}) + end + <_3> when 'true' -> + primop 'match_fail' + ({'badmatch',_3}) + end + <_1> when 'true' -> + primop 'match_fail' + ({'badmatch',_1}) + end + <> when 'true' -> + primop 'match_fail' + ({'function_clause'}) + end +'first'/1 = + fun (_0) -> + case _0 of + <Tab> when 'true' -> + let <_1> = + apply 'treq'/2 + (Tab, 'first') + %% The _1 variable in the `let` must be renamed + %% to avoid a name capture problem. + in let <_0,_1> = + <_1,[Tab|[]]> + in case <_0,_1> of + <'badarg',A> when 'true' -> + call 'erlang':'error' + ('badarg', A) + <{'ok',Reply},_X_A> when 'true' -> + Reply + <Reply,_X_A> when 'true' -> + call 'erlang':'exit' + (Reply) + <_3,_2> when 'true' -> + primop 'match_fail' + ({'function_clause',_3,_2}) + end + <_2> when 'true' -> + primop 'match_fail' + ({'function_clause',_2}) + end +'treq'/2 = + fun (_0,_1) -> + case <_0,_1> of + <Action,_4> when 'true' -> + Action + <_3,_2> when 'true' -> + primop 'match_fail' + ({'function_clause',_3,_2}) + end +'module_info'/0 = + fun () -> + case <> of + <> when 'true' -> + call 'erlang':'get_module_info' + ('name_capture') + <> when 'true' -> + primop 'match_fail' + ({'function_clause'}) + end +'module_info'/1 = + fun (_0) -> + case _0 of + <X> when 'true' -> + call 'erlang':'get_module_info' + ('name_capture', X) + <_1> when 'true' -> + primop 'match_fail' + ({'function_clause',_1}) + end +end diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl index 00b0e4ad42..5654edae79 100644 --- a/lib/compiler/test/core_fold_SUITE.erl +++ b/lib/compiler/test/core_fold_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2016. All Rights Reserved. +%% Copyright Ericsson AB 2007-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/fun_SUITE.erl b/lib/compiler/test/fun_SUITE.erl index 3c272a35a6..17bd1656f8 100644 --- a/lib/compiler/test/fun_SUITE.erl +++ b/lib/compiler/test/fun_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2016. All Rights Reserved. +%% Copyright Ericsson AB 2000-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/lc_SUITE.erl b/lib/compiler/test/lc_SUITE.erl index 699081470d..2801a7fda4 100644 --- a/lib/compiler/test/lc_SUITE.erl +++ b/lib/compiler/test/lc_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2017. All Rights Reserved. +%% Copyright Ericsson AB 2001-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl index 4b26a8dcdc..88a96d1ca9 100644 --- a/lib/compiler/test/match_SUITE.erl +++ b/lib/compiler/test/match_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2016. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/misc_SUITE.erl b/lib/compiler/test/misc_SUITE.erl index 4e39f4663e..a87a2252b7 100644 --- a/lib/compiler/test/misc_SUITE.erl +++ b/lib/compiler/test/misc_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2017. All Rights Reserved. +%% Copyright Ericsson AB 2006-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/receive_SUITE.erl b/lib/compiler/test/receive_SUITE.erl index 5e386790c0..fe875abddb 100644 --- a/lib/compiler/test/receive_SUITE.erl +++ b/lib/compiler/test/receive_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2016. All Rights Reserved. +%% Copyright Ericsson AB 2004-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/trycatch_SUITE.erl b/lib/compiler/test/trycatch_SUITE.erl index d5a1dc642f..5528af3f3c 100644 --- a/lib/compiler/test/trycatch_SUITE.erl +++ b/lib/compiler/test/trycatch_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2003-2016. All Rights Reserved. +%% Copyright Ericsson AB 2003-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/test/z_SUITE.erl b/lib/compiler/test/z_SUITE.erl index cd95d0e733..150ab26ff8 100644 --- a/lib/compiler/test/z_SUITE.erl +++ b/lib/compiler/test/z_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2015. All Rights Reserved. +%% Copyright Ericsson AB 2015-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/compiler/vsn.mk b/lib/compiler/vsn.mk index ee75ee27fd..261c908513 100644 --- a/lib/compiler/vsn.mk +++ b/lib/compiler/vsn.mk @@ -1 +1 @@ -COMPILER_VSN = 7.1.5 +COMPILER_VSN = 7.2.1 |