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SP int: check NO_64BIT before speculative using long long

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ULLONG_MAX is not defined for old versions of C compiler.
An unsigned long long type may still be available though.
Don't use unsigned long long for a 64-bit type when NO_64BIT is defined.
This commit is contained in:
Sean Parkinson
2022-11-30 13:08:04 +10:00
parent 24cc8e7145
commit e83e0693b9
1 changed files with 2 additions and 2 deletions
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4
wolfssl/wolfcrypt/sp_int.h
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@ -96,7 +96,7 @@ extern "C" {
#error "Size of unsigned int not detected"
#endif
#if ULONG_MAX == 18446744073709551615ULL && \
#if !defined(NO_64BIT) && ULONG_MAX == 18446744073709551615ULL && \
4294967295UL != 18446744073709551615ULL /* verify pre-processor supports
* 64-bit ULL types */
#define SP_ULONG_BITS 64
@ -146,7 +146,7 @@ extern "C" {
#else
#error "Size of unsigned long long not detected"
#endif
#elif SP_ULONG_BITS == 32
#elif (SP_ULONG_BITS == 32) && !defined(NO_64BIT)
/* Speculatively use long long as the 64-bit type as we don't have one
* otherwise. */
typedef unsigned long long sp_uint64;