[PATCH] use gcc -O1 in fs/reiserfs only for ancient gcc versions

Only compile with -O1 if the (very old) compiler is broken.  We use
reiserfs alot since SLES9 on ppc64, and it was never seen with gcc33.
Assume the broken gcc is gcc-3.4 or older.
Signed-off-by: NOlaf Hering <olh@suse.de>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

fs/reiserfs/Makefile

@@ -28,7 +28,7 @@ endif
 # will work around it. If any other architecture displays this behavior,
 # add it here.
 ifeq ($(CONFIG_PPC32),y)
-EXTRA_CFLAGS := -O1
+EXTRA_CFLAGS := $(call cc-ifversion, -lt, 0400, -O1)
 endif
 
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