[coreboot-gerrit] New patch to review for coreboot: buildgcc: Add functions to test GCC versions

[Nico Huber]

Nico Huber ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16674

-gerrit

commit 73294c3b78493f4d7a9bc37462262f670b6ce7ae
Author: Nico Huber 
Date:   Tue Sep 20 12:55:19 2016 +0200

buildgcc: Add functions to test GCC versions

Just add some helpers that show parts (major, major.minor) of the GCC
    version to be built (buildcc_*) and of the host compiler (hostcc_*).
    They will be used in follow-up commits.

Change-Id: I37c12ad1a2d08645f40a9f0f0a479c8d7cc3e127
    Signed-off-by: Nico Huber 
---
 util/crossgcc/buildgcc | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index 9eb72f9..c66bfe6 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -205,6 +205,26 @@ check_for_library() {
    rm -rf "${LIBTEST_FILE}.c" "${LIBTEST_FILE}"
 }

+buildcc_major() {
+	echo "${GCC_VERSION}" | sed -e's/..*//'
+}
+
+buildcc_version() {
+	echo "${GCC_VERSION}" | sed -e's/.[^.]*$//'
+}
+
+hostcc_major() {
+	(echo __GNUC__ | ${CC} -E - 2>/dev/null || echo 0) | tail -1
+}
+
+hostcc_minor() {
+	(echo __GNUC_MINOR__ | ${CC} -E - 2>/dev/null || echo 0) | tail -1
+}
+
+hostcc_version() {
+	printf "%d.%d" "$(hostcc_major)" "$(hostcc_minor)"
+}
+
 check_sum() {
    test -z "$CHECKSUM" || \
    test "$(cat sum/$1.cksum 2>/dev/null | sed -e 's@.*([0-9a-f]{40,}).*@\1@')" = \