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ARM: rockchip: rk3228: add grf definition
[firefly-linux-kernel-4.4.55.git]
/
include
/
linux
/
compiler-gcc.h
diff --git
a/include/linux/compiler-gcc.h
b/include/linux/compiler-gcc.h
index 24545cd90a252b8dea0a9eec462b97a03b86adaa..02ae99e8e6d38a49ba59e76ecb722fce64376a51 100644
(file)
--- a/
include/linux/compiler-gcc.h
+++ b/
include/linux/compiler-gcc.h
@@
-37,6
+37,9
@@
__asm__ ("" : "=r"(__ptr) : "0"(ptr)); \
(typeof(ptr)) (__ptr + (off)); })
__asm__ ("" : "=r"(__ptr) : "0"(ptr)); \
(typeof(ptr)) (__ptr + (off)); })
+/* Make the optimizer believe the variable can be manipulated arbitrarily. */
+#define OPTIMIZER_HIDE_VAR(var) __asm__ ("" : "=r" (var) : "0" (var))
+
#ifdef __CHECKER__
#define __must_be_array(arr) 0
#else
#ifdef __CHECKER__
#define __must_be_array(arr) 0
#else