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Diffstat (limited to 'Build/source/utils/asymptote/runmath.in')
-rw-r--r-- | Build/source/utils/asymptote/runmath.in | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Build/source/utils/asymptote/runmath.in b/Build/source/utils/asymptote/runmath.in index ed4ad9e7bc8..c7b2ef217dd 100644 --- a/Build/source/utils/asymptote/runmath.in +++ b/Build/source/utils/asymptote/runmath.in @@ -304,7 +304,7 @@ Int CLZ(Int a) Int CTZ(Int a) { if((uint32_t) a > 0xFFFFFFFF) return -1; -#if __GNUC_PREREQ(3,4) +#if __GNUC__ return __builtin_ctz(a); #else // find the number of trailing zeros in a 32-bit number |