Use the -dumpversion option to llvm-gcc which gives us just the version #
and is unlikely to change in future releases. This also simplifies the
parsing of the full and major llvm-gcc version numbers in the script.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28180 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index a753000..3917db0 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -619,7 +619,7 @@
AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
AC_SUBST(LLVMGCCDIR,$llvmgccdir)
- llvmgccversion=[`"$LLVMGCC" -v 2>&1 | grep '^gcc version' | sed 's/^gcc version \([0-9.]*\).*/\1/'`]
+ llvmgccversion=[`"$LLVMGCC" -dumpversion 2>&1 | sed 's/^\([0-9.]*\).*/\1/'`]
llvmgccmajvers=[`echo $llvmgccversion | sed 's/^\([0-9]\).*/\1/'`]
AC_SUBST(LLVMGCC_VERSION,$llvmgccversion)
AC_SUBST(LLVMGCC_MAJVERS,$llvmgccmajvers)
diff --git a/configure b/configure
index e196a0f..351cdd5 100755
--- a/configure
+++ b/configure
@@ -30725,7 +30725,7 @@
llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
LLVMGCCDIR=$llvmgccdir
- llvmgccversion=`"$LLVMGCC" -v 2>&1 | grep '^gcc version' | sed 's/^gcc version \([0-9.]*\).*/\1/'`
+ llvmgccversion=`"$LLVMGCC" -dumpversion 2>&1 | sed 's/^\([0-9.]*\).*/\1/'`
llvmgccmajvers=`echo $llvmgccversion | sed 's/^\([0-9]\).*/\1/'`
LLVMGCC_VERSION=$llvmgccversion