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sp_int.c:sp_set(): use PRAGMA_GCC_* macros, not ad hoc gated __Pragmas, to mask spurious -Warray-bounds.

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This commit is contained in:
Daniel Pouzzner
2021-08-26 18:17:32 -05:00
parent cdcb8fb9da
commit ddda108de6
1 changed files with 5 additions and 13 deletions
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18
wolfcrypt/src/sp_int.c
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@ -2902,26 +2902,18 @@ int sp_set(sp_int* a, sp_int_digit d)
err = MP_VAL;
}
if (err == MP_OKAY) {
#if defined(__GNUC__)
#if __GNUC__ == 11
/* gcc-11 falsely reports out-of-bounds array access if the byte array
* backing the sp_int* is smaller than sizeof(sp_int), as occurs when
/* gcc-11 reports out-of-bounds array access if the byte array backing
* the sp_int* is smaller than sizeof(sp_int), as occurs when
* WOLFSSL_SP_SMALL.
*/
_Pragma("GCC diagnostic push");
_Pragma("GCC diagnostic ignored \"-Warray-bounds\"");
#endif
#endif
PRAGMA_GCC_DIAG_PUSH;
PRAGMA_GCC("GCC diagnostic ignored \"-Warray-bounds\"");
a->dp[0] = d;
a->used = d > 0;
#ifdef WOLFSSL_SP_INT_NEGATIVE
a->sign = MP_ZPOS;
#endif
#if defined(__GNUC__)
#if __GNUC__ >= 11
_Pragma("GCC diagnostic pop");
#endif
#endif
PRAGMA_GCC_DIAG_POP;
}
return err;