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-rw-r--r--libstdc++/configure.in5
1 files changed, 5 insertions, 0 deletions
diff --git a/libstdc++/configure.in b/libstdc++/configure.in
index 942c261..b67cef5 100644
--- a/libstdc++/configure.in
+++ b/libstdc++/configure.in
@@ -41,6 +41,11 @@ if [ "${shared}" = "yes" ]; then
esac
fi
+# Make sure the right flags are defined for multi-threading.
+case "${target}" in
+ *-*-linux-gnu) frags="${frags} linux.mt" ;;
+esac
+
for frag in ${frags}; do
frag=${srcdir}/config/$frag
if [ -f ${frag} ]; then