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ipa-chkp.c (chkp_maybe_create_clone): Create alias reference when cloning alias node.

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gcc/

	* ipa-chkp.c (chkp_maybe_create_clone): Create alias
	reference when cloning alias node.

gcc/testsuite/

	* gcc.dg/lto/chkp-removed-alias_0.c: New.

From-SVN: r224074
This commit is contained in:
Ilya Enkovich 2015-06-03 11:31:08 +00:00 committed by Ilya Enkovich
parent b2b43e3329
commit 67321dcf21
4 changed files with 42 additions and 7 deletions
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5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2015-06-03 Ilya Enkovich <ilya.enkovich@intel.com>
* ipa-chkp.c (chkp_maybe_create_clone): Create alias
reference when cloning alias node.
2015-06-03 Martin Liska <mliska@suse.cz>
* alloc-pool.h (struct pool_usage): Correct space padding.

12
gcc/ipa-chkp.c
View File

@ -616,12 +616,7 @@ chkp_maybe_create_clone (tree fndecl)
/* Clone all aliases. */
for (i = 0; node->iterate_direct_aliases (i, ref); i++)
{
struct cgraph_node *alias = dyn_cast <cgraph_node *> (ref->referring);
struct cgraph_node *chkp_alias
= chkp_maybe_create_clone (alias->decl);
chkp_alias->create_reference (clone, IPA_REF_ALIAS, NULL);
}
chkp_maybe_create_clone (ref->referring->decl);
/* Clone all thunks. */
for (e = node->callers; e; e = e->next_caller)
@ -645,7 +640,10 @@ chkp_maybe_create_clone (tree fndecl)
ref = node->ref_list.first_reference ();
if (ref)
chkp_maybe_create_clone (ref->referred->decl);
{
target = chkp_maybe_create_clone (ref->referred->decl);
clone->create_reference (target, IPA_REF_ALIAS);
}
if (node->alias_target)
{

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2015-06-03 Ilya Enkovich <ilya.enkovich@intel.com>
* gcc.dg/lto/chkp-removed-alias_0.c: New.
2015-06-03 Ilya Enkovich <ilya.enkovich@intel.com>
* gcc.dg/lto/chkp-privatize-1_0.c: New.

28
gcc/testsuite/gcc.dg/lto/chkp-removed-alias_0.c Normal file
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@ -0,0 +1,28 @@
/* { dg-lto-do link } */
/* { dg-require-effective-target mpx } */
/* { dg-lto-options { { -O2 -flto -flto-partition=max -fcheck-pointer-bounds -mmpx } } } */
int test1 (const char *c)
{
return c[0] * 2;
}
int test2 (const char *c)
{
return c[1] * 3;
}
int test1_alias (const char *c) __attribute__ ((alias ("test1")));
int test2_alias (const char *c) __attribute__ ((alias ("test2")));
struct S
{
int (*fnptr[2]) (const char *);
} S;
struct S s = {test1_alias, test2_alias};
int main (int argc, const char **argv)
{
return s.fnptr[argc] (argv[0]);
}