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authorNico Huber <nico.huber@secunet.com>2016-09-20 12:59:53 +0200
committerPatrick Georgi <pgeorgi@google.com>2016-09-21 17:03:23 +0200
commit156d87c024697161333087e155e656efeb070bcc (patch)
tree80ff14067b76af2643b2bf3186735463c0fc12bb
parentaee7f46cd3177e469f008a4a48a7b253cb9b7c2a (diff)
downloadcoreboot-156d87c024697161333087e155e656efeb070bcc.tar.xz
buildgcc: Warn when building GCC with a different major version
GCC build instruction recommend to bootstrap a native compiler first. Not sure, when that is really necessary. A major version change seems reasonable. Change-Id: I80a9ec25739b7d33a1d1c7b4b2140d19d89a99ae Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: https://review.coreboot.org/16675 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
-rwxr-xr-xutil/crossgcc/buildgcc14
1 files changed, 13 insertions, 1 deletions
diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index 07425921af..2907c098b9 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -225,6 +225,16 @@ hostcc_version() {
printf "%d.%d" "$(hostcc_major)" "$(hostcc_minor)"
}
+check_cc() {
+ if is_package_enabled "GCC"; then
+ if [ "$(hostcc_major)" != "$(buildcc_major)" -a "${BOOTSTRAP}" != "1" ]; then
+ printf "\n${red}warning: Building GCC $(buildcc_version) with a different major "
+ printf "version ($(hostcc_version)).\n"
+ printf " Bootstrapping (-b) is recommended.${NC}\n\n"
+ fi
+ fi
+}
+
check_sum() {
test -z "$CHECKSUM" || \
test "$(cat sum/$1.cksum 2>/dev/null | sed -e 's@.*\([0-9a-f]\{40,\}\).*@\1@')" = \
@@ -836,6 +846,9 @@ searchtool bzip2 "bzip2," > /dev/null
check_for_library "-lz" "zlib (zlib1g-dev or zlib-devel)"
+CC=cc
+check_cc
+
if [ "$HALT_FOR_TOOLS" -ne 0 ]; then
exit 1
fi
@@ -848,7 +861,6 @@ fi
# Set up host compiler and flags needed for various OSes
-CC=cc
if is_package_enabled "GCC"; then
if [ $UNAME = "Darwin" ]; then
#GCC_OPTIONS="$GCC_OPTIONS --enable-threads=posix"