x86_64 assembly pack: allow clang to compile AVX code.

[openssl.git] / crypto / bn / asm / rsaz-avx2.pl

diff --git a/crypto/bn/asm/rsaz-avx2.pl b/crypto/bn/asm/rsaz-avx2.pl
index 3eb95569fb6b7e6cf481dae7aea783069e13fe1e..f76ab609d1ccb8a94dfa00b6e67a83509f955f56 100755 (executable)
--- a/crypto/bn/asm/rsaz-avx2.pl
+++ b/crypto/bn/asm/rsaz-avx2.pl
@@ -90,6 +90,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
        $avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+       $avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| $^X $xlate $flavour $output";
 *STDOUT = *OUT;