From: Jan Hubicka Date: Fri, 7 Jan 2011 23:29:27 +0000 (+0100) Subject: Get builtins tests ready for linker plugin. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=804a780f854e646dcf2ec4687f597da7c738aecf;p=gcc.git 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 From-SVN: r168588 --- diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index e91432e8ded..def94337625 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,13 @@ +2011-01-07 Jan Hubicka + + 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 PR tree-optimization/46367 diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c b/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c index 28f7ae785f6..5b245e58e22 100644 --- a/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c +++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c @@ -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)) diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.c b/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.c index 12272272ca6..73b35883ed1 100644 --- a/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.c +++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.c @@ -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)) diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memops-asm-lib.c b/gcc/testsuite/gcc.c-torture/execute/builtins/memops-asm-lib.c index eeffe5c08e4..00005298d10 100644 --- a/gcc/testsuite/gcc.c-torture/execute/builtins/memops-asm-lib.c +++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memops-asm-lib.c @@ -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) { diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.c b/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.c index a59d59bd85d..7a1737c4a8f 100644 --- a/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.c +++ b/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.c @@ -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)) diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.c b/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.c index a8f09a73931..902a8850382 100644 --- a/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.c +++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.c @@ -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