Back out ecef6506d094 (bug 680515) for busting opt OS X

js/src/Makefile.in

@@ -77,6 +77,36 @@ GRE_MODULE	    = 1
 
 LIBS		= $(NSPR_LIBS) 
 
+ifdef GNU_CXX
+ifdef INTEL_CXX
+# icc gets special optimize flags
+ifdef MOZ_PROFILE_GENERATE
+MODULE_OPTIMIZE_FLAGS = -O0
+else
+MODULE_OPTIMIZE_FLAGS = -O2 -ip
+endif
+else # not INTEL_CXX
+
+MODULE_OPTIMIZE_FLAGS = -O3 -fstrict-aliasing -fno-stack-protector
+
+# We normally want -fomit-frame-pointer, but we want an explicit
+# -fno-omit-frame-pointer if we're using a sampling profiler.
+ifndef MOZ_PROFILING
+MODULE_OPTIMIZE_FLAGS += -fomit-frame-pointer
+else
+MODULE_OPTIMIZE_FLAGS += -fno-omit-frame-pointer
+endif
+
+endif
+else # not GNU_CXX
+ifeq ($(OS_ARCH),SunOS)
+MODULE_OPTIMIZE_FLAGS = -xO4
+endif
+ifeq ($(OS_ARCH),WINNT)
+MODULE_OPTIMIZE_FLAGS = -O2
+endif
+endif
+
 ifeq ($(OS_ARCH),WINNT)
 NO_PROFILE_GUIDED_OPTIMIZE = 1
 endif