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-rwxr-xr-xtargets/buildtarget7
1 files changed, 6 insertions, 1 deletions
diff --git a/targets/buildtarget b/targets/buildtarget
index 2b3b83bfce..02694a2411 100755
--- a/targets/buildtarget
+++ b/targets/buildtarget
@@ -69,7 +69,12 @@ fi
rm -rf .$$.tmp
-if $CC -Wl,--help | grep -q build-id; then
+# The linker output fd depends on the gcc version.
+# 1) 'ld-2.15 --help' and 'gcc-4.0 -Wl,--help' use STDOUT.
+# 2) 'gcc-3.3 --help' and 'gcc-3.4 -Wl,--help' use STDERR.
+# Thus older versions of GCC (presumably 3.x) implement a redirection of
+# output to stderr. Re-redirect stderr to stdout to work always.
+if $CC -Wl,--help 2>&1 | grep -q build-id; then
EXTRA_LFLAGS="$EXTRA_LFLAGS -Wl,--build-id=none"
fi