--- a/hotspot/make/bsd/makefiles/gcc.make Wed Mar 06 13:46:55 2013 -0500
+++ b/hotspot/make/bsd/makefiles/gcc.make Wed Mar 06 13:50:54 2013 -0500
@@ -168,12 +168,12 @@
# conversions which might affect the values. To avoid that, we need to turn
# it off explicitly.
ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
-ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare
+WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef
else
-ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare
+WARNING_FLAGS = -Wpointer-arith -Wconversion -Wsign-compare -Wundef
endif
-CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS)
+CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
# Special cases
CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
# XXXDARWIN: for _dyld_bind_fully_image_containing_address