diff options
Diffstat (limited to 'erts/emulator/test/trace_bif_SUITE.erl')
| -rw-r--r-- | erts/emulator/test/trace_bif_SUITE.erl | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/erts/emulator/test/trace_bif_SUITE.erl b/erts/emulator/test/trace_bif_SUITE.erl index 2c78aa394f..0f68e7b27c 100644 --- a/erts/emulator/test/trace_bif_SUITE.erl +++ b/erts/emulator/test/trace_bif_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2011. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -260,7 +260,9 @@ bif_process() -> apply(erlang, Name, Args), bif_process(); {do_time_bif} -> - _ = time(), %Assignment tells compiler to keep call. + %% Match the return value to ensure that the time() call + %% is not optimized away. + {_,_,_} = time(), bif_process(); {do_statistics_bif} -> statistics(runtime), @@ -276,13 +278,16 @@ trace_info_old_code(Config) when is_list(Config) -> ?line MFA = {M,F,0} = {test,foo,0}, ?line Fname = atom_to_list(M)++".erl", ?line AbsForms = - [{attribute,1,module,M}, % -module(M). - {attribute,2,export,[{F,0}]}, % -export([F/0]). - {function,3,F,0, % F() -> - [{clause,4,[],[],[{atom,4,F}]}]}], % F. + [{attribute,a(1),module,M}, % -module(M). + {attribute,a(2),export,[{F,0}]}, % -export([F/0]). + {function,a(3),F,0, % F() -> + [{clause,a(4),[],[],[{atom,a(4),F}]}]}], % F. %% ?line {ok,M,Mbin} = compile:forms(AbsForms), ?line {module,M} = code:load_binary(M, Fname, Mbin), ?line true = erlang:delete_module(M), ?line {traced,undefined} = erlang:trace_info(MFA, traced), ok. + +a(L) -> + erl_anno:new(L). |