Setting rt optimization on OS X to -O0 when using clang, like we already do with gcc. Tail-call elimination was causing valgrind errors with stack switching. Closes #494.

Eric Holk · Eric Holk · commit edf73f051270 · 2011-06-21T13:13:33.000-07:00
diff --git a/mk/platform.mk b/mk/platform.mk
@@ -49,7 +49,7 @@ ifeq ($(CFG_OSTYPE), Darwin)
   #
   # NB: Currently GCC's optimizer breaks rustrt (task-comm-1 hangs) on Darwin.
   CFG_GCC_CFLAGS += -m32 -O0
-  CFG_CLANG_CFLAGS += -m32 -O2
+  CFG_CLANG_CFLAGS += -m32 -O0
   ifeq ($(CFG_CPUTYPE), x86_64)
     CFG_GCCISH_CFLAGS += -arch i386
     CFG_GCCISH_LINK_FLAGS += -arch i386

Original file line number	Diff line number	Diff line change
`@@ -49,7 +49,7 @@ ifeq ($(CFG_OSTYPE), Darwin)`
`49`	`49`	`#`
`50`	`50`	`# NB: Currently GCC's optimizer breaks rustrt (task-comm-1 hangs) on Darwin.`
`51`	`51`	`CFG_GCC_CFLAGS += -m32 -O0`
`52`		`- CFG_CLANG_CFLAGS += -m32 -O2`
	`52`	`+ CFG_CLANG_CFLAGS += -m32 -O0`
`53`	`53`	`ifeq ($(CFG_CPUTYPE), x86_64)`
`54`	`54`	`CFG_GCCISH_CFLAGS += -arch i386`
`55`	`55`	`CFG_GCCISH_LINK_FLAGS += -arch i386`