diff options
Diffstat (limited to 'malloc')
| -rw-r--r-- | malloc/tst-dynarray.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/malloc/tst-dynarray.c b/malloc/tst-dynarray.c index c335057..955fab6 100644 --- a/malloc/tst-dynarray.c +++ b/malloc/tst-dynarray.c @@ -20,6 +20,7 @@ #include <errno.h> #include <stdint.h> +#include <libc-diag.h> #define DYNARRAY_STRUCT dynarray_long #define DYNARRAY_ELEMENT long @@ -476,8 +477,15 @@ test_long_overflow (void) struct dynarray_long dyn; dynarray_long_init (&dyn); errno = EINVAL; + DIAG_PUSH_NEEDS_COMMENT; + /* GCC 12 (on 32-bit platforms) warns that after inlining, a loop + iteration would invoke undefined behavior. That loop iteration + can never be executed because an allocation of this size must + fail. */ + DIAG_IGNORE_NEEDS_COMMENT (12, "-Waggressive-loop-optimizations"); TEST_VERIFY (!dynarray_long_resize (&dyn, (SIZE_MAX / sizeof (long)) + 1)); + DIAG_POP_NEEDS_COMMENT; TEST_VERIFY (errno == ENOMEM); TEST_VERIFY (dynarray_long_has_failed (&dyn)); } @@ -486,8 +494,15 @@ test_long_overflow (void) struct dynarray_long_noscratch dyn; dynarray_long_noscratch_init (&dyn); errno = EINVAL; + DIAG_PUSH_NEEDS_COMMENT; + /* GCC 12 (on 32-bit platforms) warns that after inlining, a loop + iteration would invoke undefined behavior. That loop iteration + can never be executed because an allocation of this size must + fail. */ + DIAG_IGNORE_NEEDS_COMMENT (12, "-Waggressive-loop-optimizations"); TEST_VERIFY (!dynarray_long_noscratch_resize (&dyn, (SIZE_MAX / sizeof (long)) + 1)); + DIAG_POP_NEEDS_COMMENT; TEST_VERIFY (errno == ENOMEM); TEST_VERIFY (dynarray_long_noscratch_has_failed (&dyn)); } |