The patch titled
include/linux/compiler-gcc.h: use __same_type() in __must_be_array()
has been added to the -mm tree. Its filename is
include-linux-compiler-gcch-use-__same_type-in-__must_be_array.patch
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------------------------------------------------------
Subject: include/linux/compiler-gcc.h: use __same_type() in __must_be_array()
From: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
We should use the __same_type() helper in __must_be_array().
Signed-off-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Reported-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/compiler-gcc.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff -puN include/linux/compiler-gcc.h~include-linux-compiler-gcch-use-__same_type-in-__must_be_array include/linux/compiler-gcc.h
--- a/include/linux/compiler-gcc.h~include-linux-compiler-gcch-use-__same_type-in-__must_be_array
+++ a/include/linux/compiler-gcc.h
@@ -35,8 +35,7 @@
(typeof(ptr)) (__ptr + (off)); })
/* &a[0] degrades to a pointer: a different type from an array */
-#define __must_be_array(a) \
- BUILD_BUG_ON_ZERO(__builtin_types_compatible_p(typeof(a), typeof(&a[0])))
+#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
/*
* Force always-inline if the user requests it so via the .config,
_
Patches currently in -mm which might be from rusty@xxxxxxxxxxxxxxx are
origin.patch
linux-next.patch
modpost-support-objects-with-more-than-64k-sections.patch
kmap_atomic-make-kunmap_atomic-harder-to-misuse.patch
include-linux-compiler-gcch-use-__same_type-in-__must_be_array.patch
reiser4.patch
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