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authorGeert Uytterhoeven <geert@linux-m68k.org>2018-02-01 11:21:59 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2018-02-08 22:37:10 +1100
commitd9afaaa4ff7af8b87d4a205e48cb8a6f666d7f01 (patch)
treeed55f554712402edab6a4cf0bd52ec2ce0b0a46e
parentdf5d45aa08f848b79caf395211b222790534ccc7 (diff)
compiler-gcc.h: __nostackprotector needs gcc-4.4 and up
Gcc versions before 4.4 do not recognize the __optimize__ compiler attribute: warning: ‘__optimize__’ attribute directive ignored Fixes: 7375ae3a0b79ea07 ("compiler-gcc.h: Introduce __nostackprotector function attribute") Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--include/linux/compiler-gcc.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 7bba8e28c529..bf09213895f7 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -167,8 +167,6 @@
#if GCC_VERSION >= 40100
# define __compiletime_object_size(obj) __builtin_object_size(obj, 0)
-
-#define __nostackprotector __attribute__((__optimize__("no-stack-protector")))
#endif
#if GCC_VERSION >= 40300
@@ -198,6 +196,7 @@
#if GCC_VERSION >= 40400
#define __optimize(level) __attribute__((__optimize__(level)))
+#define __nostackprotector __optimize("no-stack-protector")
#endif /* GCC_VERSION >= 40400 */
#if GCC_VERSION >= 40500