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c-xvasprintf: Improve GCC 11 allocation-deallocation checking
From: |
Bruno Haible |
Subject: |
c-xvasprintf: Improve GCC 11 allocation-deallocation checking |
Date: |
Sat, 07 Aug 2021 19:18:01 +0200 |
User-agent: |
KMail/5.1.3 (Linux/4.4.0-210-generic; KDE/5.18.0; x86_64; ; ) |
2021-08-07 Bruno Haible <bruno@clisp.org>
c-xvasprintf: Improve GCC 11 allocation-deallocation checking.
* lib/c-xvasprintf.h: Include <stdlib.h>.
(c_xasprintf, c_xvasprintf): Declare that deallocation must happen
through 'free'.
diff --git a/lib/c-xvasprintf.h b/lib/c-xvasprintf.h
index ae48780..69e5c1b 100644
--- a/lib/c-xvasprintf.h
+++ b/lib/c-xvasprintf.h
@@ -23,6 +23,8 @@
/* Get _GL_ATTRIBUTE_SPEC_PRINTF_STANDARD. */
#include <stdio.h>
+#include <stdlib.h>
+
#ifdef __cplusplus
extern "C" {
#endif
@@ -38,9 +40,11 @@ extern "C" {
Formatting takes place in the C locale, that is, the decimal point
used in floating-point formatting directives is always '.'. */
extern char *c_xasprintf (const char *format, ...)
- _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 2));
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 2))
+ _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
_GL_ATTRIBUTE_RETURNS_NONNULL;
extern char *c_xvasprintf (const char *format, va_list args)
- _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 0));
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 0))
+ _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
_GL_ATTRIBUTE_RETURNS_NONNULL;
#ifdef __cplusplus
}
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