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Get builtins tests ready for linker plugin.

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* gcc.c-torture/execute/builtins/memcpy-chk.c (s2,s3,l1): Mark volatile.
	* gcc.c-torture/execute/builtins/memops-asm-lib.c (my_memcpy, my_bcopy, my_memset,
	my_bzero): Mark used.
	* gcc.c-torture/execute/builtins/memset-chk.c (l1, l3): Mark volatile.
	* gcc.c-torture/execute/builtins/memmove-chk.c (s1,s2,s3,l1): Mark volatile.
	* gcc.c-torture/execute/builtins/mempcpy-chk.c (s2,s3,l1): Mark volatile

From-SVN: r168588
This commit is contained in:
Jan Hubicka 2011-01-08 00:29:27 +01:00 • committed by Jan Hubicka
parent 17afc0fe9c
commit 804a780f85
6 changed files with 34 additions and 12 deletions
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10
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,13 @@
2011-01-07 Jan Hubicka <jh@suse.cz>
Get builtins tests ready for linker plugin.
* gcc.c-torture/execute/builtins/memcpy-chk.c (s2,s3,l1): Mark volatile.
* gcc.c-torture/execute/builtins/memops-asm-lib.c (my_memcpy, my_bcopy, my_memset,
my_bzero): Mark used.
* gcc.c-torture/execute/builtins/memset-chk.c (l1, l3): Mark volatile.
* gcc.c-torture/execute/builtins/memmove-chk.c (s1,s2,s3,l1): Mark volatile.
* gcc.c-torture/execute/builtins/mempcpy-chk.c (s2,s3,l1): Mark volatile
2011-01-07 Jan Hubicka <jh@suse.cz>
PR tree-optimization/46367

6
gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c
View file

@ -12,9 +12,9 @@ extern int memcmp (const void *, const void *, size_t);
const char s1[] = "123";
char p[32] = "";
char *s2 = "defg";
char *s3 = "FGH";
size_t l1 = 1;
volatile char *s2 = "defg"; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile char *s3 = "FGH"; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile size_t l1 = 1; /* prevent constant propagation to happen when whole program assumptions are made. */
void
__attribute__((noinline))

8
gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.c
View file

@ -11,11 +11,11 @@ extern int memcmp (const void *, const void *, size_t);
#include "chk.h"
const char s1[] = "123";
const char s1[] = "123";
char p[32] = "";
char *s2 = "defg";
char *s3 = "FGH";
size_t l1 = 1;
volatile char *s2 = "defg"; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile char *s3 = "FGH"; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile size_t l1 = 1; /* prevent constant propagation to happen when whole program assumptions are made. */
void
__attribute__((noinline))

12
gcc/testsuite/gcc.c-torture/execute/builtins/memops-asm-lib.c
View file

@ -4,6 +4,9 @@ typedef __SIZE_TYPE__ size_t;
#define TEST_ABORT if (inside_main) abort()
/* LTO code is at the present to able to track that asm alias my_bcopy on builtin
actually refers to this function. See PR47181. */
__attribute__ ((used))
void *
my_memcpy (void *d, const void *s, size_t n)
{
@ -14,6 +17,9 @@ my_memcpy (void *d, const void *s, size_t n)
return (char *) d;
}
/* LTO code is at the present to able to track that asm alias my_bcopy on builtin
actually refers to this function. See PR47181. */
__attribute__ ((used))
void
my_bcopy (const void *s, void *d, size_t n)
{
@ -31,6 +37,9 @@ my_bcopy (const void *s, void *d, size_t n)
}
}
/* LTO code is at the present to able to track that asm alias my_bcopy on builtin
actually refers to this function. See PR47181. */
__attribute__ ((used))
void *
my_memset (void *d, int c, size_t n)
{
@ -40,6 +49,9 @@ my_memset (void *d, int c, size_t n)
return (char *) d;
}
/* LTO code is at the present to able to track that asm alias my_bcopy on builtin
actually refers to this function. See PR47181. */
__attribute__ ((used))
void
my_bzero (void *d, size_t n)
{

6
gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.c
View file

@ -13,9 +13,9 @@ extern int memcmp (const void *, const void *, size_t);
const char s1[] = "123";
char p[32] = "";
char *s2 = "defg";
char *s3 = "FGH";
size_t l1 = 1;
volatile char *s2 = "defg"; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile char *s3 = "FGH"; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile size_t l1 = 1; /* prevent constant propagation to happen when whole program assumptions are made. */
void
__attribute__((noinline))

4
gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.c
View file

@ -13,8 +13,8 @@ extern int memcmp (const void *, const void *, size_t);
char buffer[32];
int argc = 1;
size_t l1 = 1;
char *s3 = "FGH";
volatile size_t l1 = 1; /* prevent constant propagation to happen when whole program assumptions are made. */
volatile char *s3 = "FGH"; /* prevent constant propagation to happen when whole program assumptions are made. */
char *s4;
void