x86_64 assembly pack: tune clang version detection.

[openssl.git] / crypto / bn / asm / rsaz-x86_64.pl

diff --git a/crypto/bn/asm/rsaz-x86_64.pl b/crypto/bn/asm/rsaz-x86_64.pl
index 3bd45dbac01d5bb71d5c33b91d4c5157c51df4c2..12b571c282dc52a2bcbbcb46c7785dce7344ea23 100755 (executable)
--- a/crypto/bn/asm/rsaz-x86_64.pl
+++ b/crypto/bn/asm/rsaz-x86_64.pl
@@ -113,7 +113,7 @@ if (!$addx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
        $addx = ($1>=12);
 }
 
-if (!$addx && `$ENV{CC} -v 2>&1` =~ /(^clang version|based on LLVM) ([3-9])\.([0-9]+)/) {
+if (!$addx && `$ENV{CC} -v 2>&1` =~ /((?:^clang|LLVM) version|based on LLVM) ([3-9])\.([0-9]+)/) {
        my $ver = $2 + $3/100.0;        # 3.1->3.01, 3.10->3.10
        $addx = ($ver>=3.03);
 }