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re PR tree-optimization/59355 (ICE: SIGSEGV in hash_table::find_slot_with_hash() with -fno-devirtualize) 

PR tree-optimization/59355
	* ipa-devirt.c (gate_ipa_devirt): Return false if
	!flag_devirtualize.
	* opts.c (common_handle_option): Fix comment spelling.

	* g++.dg/ipa/pr59355.C: New test.

From-SVN: r205656
This commit is contained in:
Jakub Jelinek 2013-12-04 09:44:25 +01:00 committed by Jakub Jelinek
parent 96d75a2c8c
commit a88bf70553
5 changed files with 31 additions and 3 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2013-12-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/59355
* ipa-devirt.c (gate_ipa_devirt): Return false if
!flag_devirtualize.
* opts.c (common_handle_option): Fix comment spelling.
2013-12-04 Yufeng Zhang <yufeng.zhang@arm.com>
* gimple-ssa-strength-reduction.c: Include tree-affine.h.

6
gcc/ipa-devirt.c
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@ -1591,12 +1591,14 @@ ipa_devirt (void)
return ndevirtualized ? TODO_remove_functions : 0;
}
/* Gate for IPCP optimization. */
/* Gate for speculative IPA devirtualization optimization. */
static bool
gate_ipa_devirt (void)
{
return flag_devirtualize_speculatively && optimize;
return (flag_devirtualize
&& flag_devirtualize_speculatively
&& optimize);
}
namespace {

2
gcc/opts.c
View File

@ -1709,7 +1709,7 @@ common_handle_option (struct gcc_options *opts,
if (!opts_set->x_flag_tree_loop_distribute_patterns)
opts->x_flag_tree_loop_distribute_patterns = value;
/* Indirect call profiling should do all useful transformations
speculative devirutalization does. */
speculative devirtualization does. */
if (!opts_set->x_flag_devirtualize_speculatively
&& opts->x_flag_value_profile_transformations)
opts->x_flag_devirtualize_speculatively = false;

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2013-12-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/59355
* g++.dg/ipa/pr59355.C: New test.
2013-12-04 Yufeng Zhang <yufeng.zhang@arm.com>
* gcc.dg/tree-ssa/slsr-39.c: Update.

14
gcc/testsuite/g++.dg/ipa/pr59355.C Normal file
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@ -0,0 +1,14 @@
// PR tree-optimization/59355
// { dg-do compile }
// { dg-options "-O2 -fno-devirtualize" }
struct S
{
virtual void bar ();
};
void
foo (S *s)
{
s->bar ();
}