Use reserved identifier for warn_unused_result

This is normally equivalent, but works even if some other header defines a
macro called warn_unused_result.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine 2021-09-23 17:46:12 +02:00
parent 6b5c0f0e44
commit e568ebade1

View file

@ -141,7 +141,7 @@ MBEDTLS_DEPRECATED typedef int mbedtls_deprecated_numeric_constant_t;
*/
#if !defined(MBEDTLS_CHECK_RETURN)
#if defined(__GNUC__)
#define MBEDTLS_CHECK_RETURN __attribute__((warn_unused_result))
#define MBEDTLS_CHECK_RETURN __attribute__((__warn_unused_result__))
#elif defined(_MSC_VER) && _MSC_VER >= 1700
#include <sal.h>
#define MBEDTLS_CHECK_RETURN _Check_return_