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Extend malloc function hiding to tst-memaling-2 and tst-reallocarray (BZ #32366) 

Add "tst-malloc-aux.h" on tst-memalign-2.c and extend the mechanism
to handle reallocarray as well (clang-20 also optimize-out
reallocarray).
This commit is contained in:
Adhemerval Zanella 2025-04-02 12:51:51 -03:00
parent 628d34afdc
commit 3fff436ecf
4 changed files with 8 additions and 0 deletions
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3
malloc/tst-malloc-aux.h
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@ -34,6 +34,7 @@ static __typeof (posix_memalign) * volatile posix_memalign_indirect
static __typeof (pvalloc) * volatile pvalloc_indirect = pvalloc; static __typeof (pvalloc) * volatile pvalloc_indirect = pvalloc;
static __typeof (realloc) * volatile realloc_indirect = realloc; static __typeof (realloc) * volatile realloc_indirect = realloc;
static __typeof (valloc) * volatile valloc_indirect = valloc; static __typeof (valloc) * volatile valloc_indirect = valloc;
static __typeof (reallocarray) * volatile reallocarray_indirect = reallocarray;
#undef aligned_alloc #undef aligned_alloc
#undef calloc #undef calloc
@ -43,6 +44,7 @@ static __typeof (valloc) * volatile valloc_indirect = valloc;
#undef pvalloc #undef pvalloc
#undef realloc #undef realloc
#undef valloc #undef valloc
#undef reallocarray
#define aligned_alloc aligned_alloc_indirect #define aligned_alloc aligned_alloc_indirect
#define calloc calloc_indirect #define calloc calloc_indirect
@ -52,5 +54,6 @@ static __typeof (valloc) * volatile valloc_indirect = valloc;
#define pvalloc pvalloc_indirect #define pvalloc pvalloc_indirect
#define realloc realloc_indirect #define realloc realloc_indirect
#define valloc valloc_indirect #define valloc valloc_indirect
#define reallocarray reallocarray_indirect
#endif /* TST_MALLOC_AUX_H */ #endif /* TST_MALLOC_AUX_H */

2
malloc/tst-memalign-2.c
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@ -25,6 +25,8 @@
#include <libc-pointer-arith.h> #include <libc-pointer-arith.h>
#include <support/check.h> #include <support/check.h>
#include "tst-malloc-aux.h"
typedef struct TestCase { typedef struct TestCase {
size_t size; size_t size;
size_t alignment; size_t alignment;

1
malloc/tst-memalign-3.c
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@ -27,6 +27,7 @@
#include <support/check.h> #include <support/check.h>
#include <support/xthread.h> #include <support/xthread.h>
#include "tst-malloc-aux.h"
typedef struct TestCase { typedef struct TestCase {
size_t size; size_t size;

2
malloc/tst-reallocarray.c
View File

@ -22,6 +22,8 @@
#include <support/check.h> #include <support/check.h>
#include <libc-diag.h> #include <libc-diag.h>
#include "tst-malloc-aux.h"
static void * static void *
reallocarray_nowarn (void *ptr, size_t nmemb, size_t size) reallocarray_nowarn (void *ptr, size_t nmemb, size_t size)
{ {