arch/x86: replace "__auto_type" with "auto"

Replace instances of "__auto_type" with "auto" in:

	arch/x86/include/asm/bug.h
	arch/x86/include/asm/string_64.h
	arch/x86/include/asm/uaccess_64.h

Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>

Author: H. Peter Anvin

arch/x86/include/asm/bug.h

@@ -129,7 +129,7 @@ do {								\
 
 #define __WARN_FLAGS(cond_str, flags)					\
 do {									\
-	__auto_type __flags = BUGFLAG_WARNING|(flags);			\
+	auto __flags = BUGFLAG_WARNING|(flags);				\
 	instrumentation_begin();					\
 	_BUG_FLAGS(cond_str, ASM_UD2, __flags, ARCH_WARN_REACHABLE);	\
 	instrumentation_end();						\

arch/x86/include/asm/string_64.h

@@ -31,7 +31,7 @@ KCFI_REFERENCE(__memset);
 #define __HAVE_ARCH_MEMSET16
 static inline void *memset16(uint16_t *s, uint16_t v, size_t n)
 {
-	const __auto_type s0 = s;
+	const auto s0 = s;
 	asm volatile (
 		"rep stosw"
 		: "+D" (s), "+c" (n)
@@ -44,7 +44,7 @@ static inline void *memset16(uint16_t *s, uint16_t v, size_t n)
 #define __HAVE_ARCH_MEMSET32
 static inline void *memset32(uint32_t *s, uint32_t v, size_t n)
 {
-	const __auto_type s0 = s;
+	const auto s0 = s;
 	asm volatile (
 		"rep stosl"
 		: "+D" (s), "+c" (n)
@@ -57,7 +57,7 @@ static inline void *memset32(uint32_t *s, uint32_t v, size_t n)
 #define __HAVE_ARCH_MEMSET64
 static inline void *memset64(uint64_t *s, uint64_t v, size_t n)
 {
-	const __auto_type s0 = s;
+	const auto s0 = s;
 	asm volatile (
 		"rep stosq"
 		: "+D" (s), "+c" (n)

arch/x86/include/asm/uaccess_64.h

@@ -72,7 +72,7 @@ static inline void __user *mask_user_address(const void __user *ptr)
 	return ret;
 }
 #define masked_user_access_begin(x) ({				\
-	__auto_type __masked_ptr = (x);				\
+	auto __masked_ptr = (x);				\
 	__masked_ptr = mask_user_address(__masked_ptr);		\
 	__uaccess_begin(); __masked_ptr; })