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-rw-r--r--mkspecs/common/g++-unix.conf14
1 files changed, 14 insertions, 0 deletions
diff --git a/mkspecs/common/g++-unix.conf b/mkspecs/common/g++-unix.conf
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index 0000000000..96e301e8fa
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+++ b/mkspecs/common/g++-unix.conf
@@ -0,0 +1,14 @@
+#
+# Qmake configuration for the GNU C++ compiler on *nix-systems
+#
+# Before making changes to this file, please read the comment in
+# gcc-base.conf, to make sure the change goes in the right place.
+#
+# To verify that your change has the desired effect on the final configuration
+# you can use the manual test in tests/manual/mkspecs.
+#
+
+include(g++-base.conf)
+
+QMAKE_LFLAGS_RELEASE += -Wl,-O1
+QMAKE_LFLAGS_NOUNDEF += -Wl,--no-undefined