diff --git a/make/autoconf/toolchain.m4 b/make/autoconf/toolchain.m4 index 8105ce9e80a8e52d54b50c8f9b866b9e0766b2e2..98573f965b31542c1f34f1f1c4d6c18852d0774b 100644 --- a/make/autoconf/toolchain.m4 +++ b/make/autoconf/toolchain.m4 @@ -429,6 +429,11 @@ AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION], # Copyright (C) 2013 Free Software Foundation, Inc. # This is free software; see the source for copying conditions. There is NO # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + # or look like + # gcc (GCC) 10.2.1 20200825 (Alibaba 10.2.1-3.8 2.32) + # Copyright (C) 2020 Free Software Foundation, Inc. + # This is free software; see the source for copying conditions. There is NO + # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1` # Check that this is likely to be GCC. $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Free Software Foundation" > /dev/null @@ -442,7 +447,8 @@ AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION], COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \ $SED -e 's/ *Copyright .*//'` COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ - $SED -e 's/^.* \(@<:@1-9@:>@<:@0-9@:>@*\.@<:@0-9.@:>@*\)@<:@^0-9.@:>@.*$/\1/'` + $AWK -F ')' '{print [$]2}' | \ + $AWK '{print [$]1}'` elif test "x$TOOLCHAIN_TYPE" = xclang; then # clang --version output typically looks like # Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn)