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[Support] Simplify macro conditions involving __GNUC__ (NFC) (#155070)

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We require GCC 7.4 these days, so we just need to check for
defined(__GNUC__).
This commit is contained in:
Kazu Hirata 2025-08-23 07:10:02 -07:00 committed by GitHub
parent 356be1a36e
commit cb1142053f
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GPG Key ID: B5690EEEBB952194
3 changed files with 3 additions and 3 deletions
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2
llvm/lib/Support/BLAKE3/blake3_neon.c
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@ -54,7 +54,7 @@ INLINE uint32x4_t rot8_128(uint32x4_t x) {
// return vorrq_u32(vshrq_n_u32(x, 8), vshlq_n_u32(x, 32 - 8));
#if defined(__clang__)
return vreinterpretq_u32_u8(__builtin_shufflevector(vreinterpretq_u8_u32(x), vreinterpretq_u8_u32(x), 1,2,3,0,5,6,7,4,9,10,11,8,13,14,15,12));
#elif __GNUC__ * 10000 + __GNUC_MINOR__ * 100 >=40700
#elif defined(__GNUC__)
static const uint8x16_t r8 = {1,2,3,0,5,6,7,4,9,10,11,8,13,14,15,12};
return vreinterpretq_u32_u8(__builtin_shuffle(vreinterpretq_u8_u32(x), vreinterpretq_u8_u32(x), r8));
#else

2
llvm/lib/Support/ConvertUTF.cpp
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@ -79,7 +79,7 @@
# define ConvertUTF_RESTORE_WARNINGS \
_Pragma("clang diagnostic pop")
# endif
#elif defined(__GNUC__) && __GNUC__ > 6
#elif defined(__GNUC__)
# define ConvertUTF_DISABLE_WARNINGS \
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Wimplicit-fallthrough\"")

2
llvm/unittests/Support/AlignOfTest.cpp
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@ -30,7 +30,7 @@ namespace {
#ifdef __clang__
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma clang diagnostic ignored "-Winaccessible-base"
#elif ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402
#elif defined(__GNUC__)
// Pragma based warning suppression was introduced in GGC 4.2. Additionally
// this warning is "enabled by default". The warning still appears if -Wall is
// suppressed. Apparently GCC suppresses it when -w is specifed, which is odd.