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

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* ipa-inline-transform.c (inline_call): Drop -fstrict-aliasing when
	inlining -fno-strict-aliasing into -fstrict-aliasing body.
	* gcc.dg/lto/alias-1_0.c: New testcase.
	* gcc.dg/lto/alias-1_1.c: New testcase.

From-SVN: r231094
This commit is contained in:
Jan Hubicka 2015-12-01 05:13:26 +01:00 • committed by Jan Hubicka
parent 341946d801
commit 6fa04359f8
4 changed files with 40 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2015-11-30 Jan Hubicka <hubicka@ucw.cz>
* ipa-inline-transform.c (inline_call): Drop -fstrict-aliasing when
inlining -fno-strict-aliasing into -fstrict-aliasing body.
2015-11-30 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2015-11-30 Jan Hubicka <hubicka@ucw.cz>
* gcc.dg/lto/alias-1_0.c: New testcase.
* gcc.dg/lto/alias-1_1.c: New testcase.
2015-11-30 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>

23
gcc/testsuite/gcc.dg/lto/alias-1_0.c Normal file
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/* { dg-lto-do run } */
/* { dg-lto-options { { -O2 -flto } } } */
int val;
__attribute__ ((used))
int *ptr = &val;
__attribute__ ((used))
float *ptr2 = (void *)&val;
extern void typefun(float val);
void link_error (void);
int
main()
{
*ptr=1;
typefun (0);
if (*ptr)
__builtin_abort ();
return 0;
}

7
gcc/testsuite/gcc.dg/lto/alias-1_1.c Normal file
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@ -0,0 +1,7 @@
/* { dg-options "-fno-strict-aliasing" } */
extern float *ptr2;
void
typefun (float val)
{
*ptr2=val;
}