diff options
| author | Martin Liska <mliska@suse.cz> | 2019-06-10 09:42:43 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2019-06-10 07:42:43 +0000 |
| commit | de1ee900b045061cdc590fbbf47b46b64d296f04 (patch) | |
| tree | e8d8028182dfcf97662fa924b29abdf06b8a3c6a /include/libiberty.h | |
| parent | 3bb0dcb6c02661bed2f8dd00052145fde3bbdecc (diff) | |
Add warn_unused_result attribute for memory-related functions in libiberty.
2019-06-10 Martin Liska <mliska@suse.cz>
* ansidecl.h (ATTRIBUTE_WARN_UNUSED_RESULT): New macro.
* libiberty.h (xmalloc): Use it.
(xrealloc): Likewise.
(xcalloc): Likewise.
(xstrdup): Likewise.
(xstrndup): Likewise.
(xmemdup): Likewise.
From-SVN: r272110
Diffstat (limited to 'include/libiberty.h')
| -rw-r--r-- | include/libiberty.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/libiberty.h b/include/libiberty.h index 0870163d945..635519e088a 100644 --- a/include/libiberty.h +++ b/include/libiberty.h @@ -310,30 +310,30 @@ extern void xmalloc_failed (size_t) ATTRIBUTE_NORETURN; message to stderr (using the name set by xmalloc_set_program_name, if any) and then call xexit. */ -extern void *xmalloc (size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_RESULT_SIZE_1; +extern void *xmalloc (size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_RESULT_SIZE_1 ATTRIBUTE_WARN_UNUSED_RESULT; /* Reallocate memory without fail. This works like xmalloc. Note, realloc type functions are not suitable for attribute malloc since they may return the same address across multiple calls. */ -extern void *xrealloc (void *, size_t) ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_RESULT_SIZE_2; +extern void *xrealloc (void *, size_t) ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_RESULT_SIZE_2 ATTRIBUTE_WARN_UNUSED_RESULT; /* Allocate memory without fail and set it to zero. This works like xmalloc. */ -extern void *xcalloc (size_t, size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_RESULT_SIZE_1_2; +extern void *xcalloc (size_t, size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_RESULT_SIZE_1_2 ATTRIBUTE_WARN_UNUSED_RESULT; /* Copy a string into a memory buffer without fail. */ -extern char *xstrdup (const char *) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL; +extern char *xstrdup (const char *) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_WARN_UNUSED_RESULT; /* Copy at most N characters from string into a buffer without fail. */ -extern char *xstrndup (const char *, size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL; +extern char *xstrndup (const char *, size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_WARN_UNUSED_RESULT; /* Copy an existing memory buffer to a new memory buffer without fail. */ -extern void *xmemdup (const void *, size_t, size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL; +extern void *xmemdup (const void *, size_t, size_t) ATTRIBUTE_MALLOC ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_WARN_UNUSED_RESULT; /* Physical memory routines. Return values are in BYTES. */ extern double physmem_total (void); |