gbuild: --enable-dbgutil: enable STL assertions for Mac OS X

Works here with Apple llvm-g++ 4.2.1; cannot run "subsequentcheck"
due to remote login.

Change-Id: I187620b65f82095b5e9b7433c01ede429a27c719

cppunit/ExternalProject_cppunit.mk

@@ -48,7 +48,7 @@ $(call gb_ExternalProject_get_state_target,cppunit,build) :
 			$(if $(filter WNT,$(OS)),LDFLAGS="-Wl$(COMMA)--enable-runtime-pseudo-reloc-v2") \
 			$(if $(filter SOLARIS,$(OS)),LIBS="-lm") \
 			$(if $(filter ANDROID,$(OS)),LIBS="-lgnustl_shared -lm") \
-			CXXFLAGS="$(if $(filter GCC,$(COM)),$(if $(filter LINUX FREEBSD OPENBSD NETBSD DRAGONFLY ANDROID,$(OS)),$(if $(filter TRUE,$(ENABLE_DBGUTIL)),-D_GLIBCXX_DEBUG),$(if $(filter WNT,$(OS)),-mthreads))) \
+			CXXFLAGS="$(if $(filter GCC,$(COM)),$(if $(filter LINUX FREEBSD OPENBSD NETBSD DRAGONFLY ANDROID MACOSX,$(OS)),$(if $(filter TRUE,$(ENABLE_DBGUTIL)),-D_GLIBCXX_DEBUG),$(if $(filter WNT,$(OS)),-mthreads))) \
 			$(if $(debug),-g)" \
 		&& cd src \
 		&& $(MAKE) \

liborcus/ExternalProject_liborcus.mk

@@ -50,7 +50,7 @@ endif
 ifeq ($(SYSTEM_ZLIB),NO)
 liborcus_CPPFLAGS+=-I$(OUTDIR)/inc/external/zlib
 endif
-ifneq (,$(filter LINUX FREEBSD OPENBSD NETBSD DRAGONFLY ANDROID,$(OS)))
+ifneq (,$(filter LINUX FREEBSD OPENBSD NETBSD DRAGONFLY ANDROID MACOSX,$(OS)))
 ifneq (,$(gb_ENABLE_DBGUTIL))
 liborcus_CPPFLAGS+=-D_GLIBCXX_DEBUG
 endif

solenv/gbuild/platform/macosx.mk

@@ -77,6 +77,13 @@ gb_COMPILERDEFS += \
 
 endif
 
+# enable debug STL
+ifeq ($(gb_ENABLE_DBGUTIL),$(true))
+gb_COMPILERDEFS += \
+	-D_GLIBCXX_DEBUG \
+
+endif
+
 ifeq ($(HAVE_GCC_NO_LONG_DOUBLE),TRUE)
 gb_CXXFLAGS += -Wno-long-double
 endif