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14 lines
623 B
14 lines
623 B
--- a/configure.orig 2016-11-22 17:35:12.069598617 +0800
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+++ b/configure 2016-11-22 18:24:01.042515353 +0800
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@@ -1789,7 +1789,10 @@ static void foo(void) __attribute__((ifu
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int main(void) { foo(); return 0; }
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EOF
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if compile_prog "-mavx2" "" ; then
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- if readelf --syms $TMPE |grep "IFUNC.*foo" >/dev/null 2>&1; then
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+ if readelf --program-headers $TMPE | grep -iq 'Requesting program interpreter: .*ld-musl'; then
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+ # ifunc support is not available with dynamic linker of musl
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+ avx2_opt="no"
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+ elif readelf --syms $TMPE |grep "IFUNC.*foo" >/dev/null 2>&1; then
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avx2_opt="yes"
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fi
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fi
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