mkimage: remove check for miscompiled __weak

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43458 3c298f89-4303-0410-b956-a3cf2f4a3e73

tools/mkimage/patches/080-remove_compiler_check.patch

+--- a/include/linux/compiler-gcc4.h
++++ b/include/linux/compiler-gcc4.h
+@@ -2,13 +2,6 @@
+ #error "Please don't include <linux/compiler-gcc4.h> directly, include <linux/compiler.h> instead."
+ #endif
+ 
+-/* GCC 4.1.[01] miscompiles __weak */
+-#ifdef __KERNEL__
+-# if GCC_VERSION >= 40100 &&  GCC_VERSION <= 40101
+-#  error Your version of gcc miscompiles the __weak directive
+-# endif
+-#endif
+-
+ #define __used			__attribute__((__used__))
+ #define __must_check 		__attribute__((warn_unused_result))
+ #define __compiler_offsetof(a,b) __builtin_offsetof(a,b)