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-rw-r--r--lib/stdlib/doc/src/ets.xml2
-rw-r--r--lib/stdlib/src/qlc_pt.erl8
-rw-r--r--lib/stdlib/src/zip.erl68
-rw-r--r--lib/stdlib/test/qlc_SUITE.erl15
4 files changed, 44 insertions, 49 deletions
diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml
index ab1a5900b9..03b995e4de 100644
--- a/lib/stdlib/doc/src/ets.xml
+++ b/lib/stdlib/doc/src/ets.xml
@@ -610,7 +610,7 @@ ets:is_compiled_ms(Broken).</code>
<p>Returns the last key <c><anno>Key</anno></c> according to Erlang term
order in the table <c>Tab</c> of the <c>ordered_set</c> type.
If the table is of any other type, the function is synonymous
- to <c>first/2</c>. If the table is empty,
+ to <c>first/1</c>. If the table is empty,
<c>'$end_of_table'</c> is returned.</p>
<p>Use <c>prev/2</c> to find preceding keys in the table.</p>
</desc>
diff --git a/lib/stdlib/src/qlc_pt.erl b/lib/stdlib/src/qlc_pt.erl
index 4e81e2c2dd..9577d17a85 100644
--- a/lib/stdlib/src/qlc_pt.erl
+++ b/lib/stdlib/src/qlc_pt.erl
@@ -428,7 +428,13 @@ compile_errors(FormsNoShadows) ->
end.
compile_forms(Forms0, Options) ->
- Forms = [F || F <- Forms0, element(1, F) =/= eof] ++ [{eof,anno0()}],
+ Exclude = fun(eof) -> true;
+ (warning) -> true;
+ (error) -> true;
+ (_) -> false
+ end,
+ Forms = ([F || F <- Forms0, not Exclude(element(1, F))]
+ ++ [{eof,anno0()}]),
try
case compile:noenv_forms(Forms, compile_options(Options)) of
{ok, _ModName, Ws0} ->
diff --git a/lib/stdlib/src/zip.erl b/lib/stdlib/src/zip.erl
index d6031dabbc..bec0bd3f6d 100644
--- a/lib/stdlib/src/zip.erl
+++ b/lib/stdlib/src/zip.erl
@@ -1550,57 +1550,33 @@ unix_extra_field_and_var_from_bin(_) ->
%% A pwrite-like function for iolists (used by memory-option)
-split_iolist(B, Pos) when is_binary(B) ->
- split_binary(B, Pos);
-split_iolist(L, Pos) when is_list(L) ->
- splitter([], L, Pos).
-
-splitter(Left, Right, 0) ->
- {Left, Right};
-splitter(Left, [A | Right], RelPos) when is_list(A) or is_binary(A) ->
- Sz = erlang:iolist_size(A),
- case Sz > RelPos of
- true ->
- {Leftx, Rightx} = split_iolist(A, RelPos),
- {[Left | Leftx], [Rightx, Right]};
- _ ->
- splitter([Left | A], Right, RelPos - Sz)
- end;
-splitter(Left, [A | Right], RelPos) when is_integer(A) ->
- splitter([Left, A], Right, RelPos - 1);
-splitter(Left, Right, RelPos) when is_binary(Right) ->
- splitter(Left, [Right], RelPos).
+pwrite_binary(B, Pos, Bin) when byte_size(B) =:= Pos ->
+ append_bins(Bin, B);
+pwrite_binary(B, Pos, Bin) ->
+ erlang:iolist_to_binary(pwrite_iolist(B, Pos, Bin)).
-skip_iolist(B, Pos) when is_binary(B) ->
- case B of
- <<_:Pos/binary, Bin/binary>> -> Bin;
- _ -> <<>>
- end;
-skip_iolist(L, Pos) when is_list(L) ->
- skipper(L, Pos).
-
-skipper(Right, 0) ->
- Right;
-skipper([A | Right], RelPos) when is_list(A) or is_binary(A) ->
- Sz = erlang:iolist_size(A),
- case Sz > RelPos of
- true ->
- Rightx = skip_iolist(A, RelPos),
- [Rightx, Right];
- _ ->
- skip_iolist(Right, RelPos - Sz)
- end;
-skipper([A | Right], RelPos) when is_integer(A) ->
- skip_iolist(Right, RelPos - 1).
+append_bins([Bin|Bins], B) when is_binary(Bin) ->
+ append_bins(Bins, <<B/binary, Bin/binary>>);
+append_bins([List|Bins], B) when is_list(List) ->
+ append_bins(Bins, append_bins(List, B));
+append_bins(Bin, B) when is_binary(Bin) ->
+ <<B/binary, Bin/binary>>;
+append_bins([_|_]=List, B) ->
+ <<B/binary, (iolist_to_binary(List))/binary>>;
+append_bins([], B) ->
+ B.
-pwrite_iolist(Iolist, Pos, Bin) ->
- {Left, Right} = split_iolist(Iolist, Pos),
+pwrite_iolist(B, Pos, Bin) ->
+ {Left, Right} = split_binary(B, Pos),
Sz = erlang:iolist_size(Bin),
- R = skip_iolist(Right, Sz),
+ R = skip_bin(Right, Sz),
[Left, Bin | R].
-pwrite_binary(B, Pos, Bin) ->
- erlang:iolist_to_binary(pwrite_iolist(B, Pos, Bin)).
+skip_bin(B, Pos) when is_binary(B) ->
+ case B of
+ <<_:Pos/binary, Bin/binary>> -> Bin;
+ _ -> <<>>
+ end.
%% ZIP header manipulations
diff --git a/lib/stdlib/test/qlc_SUITE.erl b/lib/stdlib/test/qlc_SUITE.erl
index 72216bfa0d..52fdb69b73 100644
--- a/lib/stdlib/test/qlc_SUITE.erl
+++ b/lib/stdlib/test/qlc_SUITE.erl
@@ -74,6 +74,7 @@
otp_5644/1, otp_5195/1, otp_6038_bug/1, otp_6359/1, otp_6562/1,
otp_6590/1, otp_6673/1, otp_6964/1, otp_7114/1, otp_7238/1,
otp_7232/1, otp_7552/1, otp_6674/1, otp_7714/1, otp_11758/1,
+ otp_12946/1,
manpage/1,
@@ -143,7 +144,7 @@ groups() ->
{tickets, [],
[otp_5644, otp_5195, otp_6038_bug, otp_6359, otp_6562,
otp_6590, otp_6673, otp_6964, otp_7114, otp_7232,
- otp_7238, otp_7552, otp_6674, otp_7714, otp_11758]},
+ otp_7238, otp_7552, otp_6674, otp_7714, otp_11758, otp_12946]},
{compat, [], [backward, forward]}].
init_per_suite(Config) ->
@@ -7154,6 +7155,18 @@ otp_6674(Config) when is_list(Config) ->
?line run(Config, Ts).
+otp_12946(doc) ->
+ ["Syntax error."];
+otp_12946(suite) -> [];
+otp_12946(Config) when is_list(Config) ->
+ Text =
+ <<"-export([init/0]).
+ init() ->
+ ok.
+ y">>,
+ {errors,[{4,erl_parse,_}],[]} = compile_file(Config, Text, []),
+ ok.
+
manpage(doc) ->
"Examples from qlc(3).";
manpage(suite) -> [];