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Fix gcc warnings when -Wredundant-decls set

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman
2023-07-14 13:43:39 +01:00
parent 9fbb0cf08e
commit a02b36886c
2 changed files with 20 additions and 1 deletions
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8
include/mbedtls/constant_time.h
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@@ -23,6 +23,10 @@
#include <stddef.h> #include <stddef.h>
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wredundant-decls"
#endif
/** Constant-time buffer comparison without branches. /** Constant-time buffer comparison without branches.
* *
@@ -43,4 +47,8 @@ int mbedtls_ct_memcmp(const void *a,
const void *b, const void *b,
size_t n); size_t n);
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
#endif /* MBEDTLS_CONSTANT_TIME_H */ #endif /* MBEDTLS_CONSTANT_TIME_H */

13
library/constant_time_internal.h
View File

@@ -92,9 +92,16 @@ typedef int32_t mbedtls_ct_int_t;
/* constant_time_impl.h contains all the static inline implementations, /* constant_time_impl.h contains all the static inline implementations,
* so that constant_time_internal.h is more readable. * so that constant_time_internal.h is more readable.
*
* gcc generates warnings about duplicate declarations, so disable this
* warning.
*/ */
#include "constant_time_impl.h" #ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wredundant-decls"
#endif
#include "constant_time_impl.h"
/* ============================================================================ /* ============================================================================
* Boolean operations * Boolean operations
@@ -473,4 +480,8 @@ int mbedtls_ct_memcmp(const void *a,
const void *b, const void *b,
size_t n); size_t n);
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
#endif /* MBEDTLS_CONSTANT_TIME_INTERNAL_H */ #endif /* MBEDTLS_CONSTANT_TIME_INTERNAL_H */