procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

ipa-inline-transform.c (inline_call): Drop -fstrict-aliasing when inlining -fno-strict-aliasing into...

Browse source 
* ipa-inline-transform.c (inline_call): Drop -fstrict-aliasing when
	inlining -fno-strict-aliasing into -fstrict-aliasing body.

From-SVN: r231095
This commit is contained in:
Jan Hubicka 2015-12-01 04:19:50 +00:00
parent 6fa04359f8
commit 45285060c3
1 changed files with 15 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
gcc/ipa-inline-transform.c
View file

@ -322,6 +322,21 @@ inline_call (struct cgraph_edge *e, bool update_original,
if (DECL_FUNCTION_PERSONALITY (callee->decl))
DECL_FUNCTION_PERSONALITY (to->decl)
= DECL_FUNCTION_PERSONALITY (callee->decl);
if (!opt_for_fn (callee->decl, flag_strict_aliasing)
&& opt_for_fn (to->decl, flag_strict_aliasing))
{
struct gcc_options opts = global_options;
cl_optimization_restore (&opts,
TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl)));
opts.x_flag_strict_aliasing = false;
if (dump_file)
fprintf (dump_file, "Dropping flag_strict_aliasing on %s:%i\n",
to->name (), to->order);
build_optimization_node (&opts);
DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl)
= build_optimization_node (&opts);
}
/* If aliases are involved, redirect edge to the actual destination and
possibly remove the aliases. */