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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-20 09:31:35 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-20 09:31:35 +0200 |
| commit | 6bdb486c5a628f7a927c2658166e3a5ef1f883e7 (patch) | |
| tree | 4b817231c6f48216bc0deff7075c91b6c3ebdf35 /include/linux/compiler_types.h | |
| parent | da6d647598a6d182eb6a0344a7b14ae005244399 (diff) | |
| parent | ba47d845d715a010f7b51f6f89bae32845e6acb7 (diff) | |
Merge 5.8-rc6 into driver-core-next
We need the driver core fixes in here too.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/compiler_types.h')
| -rw-r--r-- | include/linux/compiler_types.h | 27 |
1 files changed, 1 insertions, 26 deletions
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index c3bf7710f69a..01dd58c74d80 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -252,32 +252,8 @@ struct ftrace_likely_data { * __unqual_scalar_typeof(x) - Declare an unqualified scalar type, leaving * non-scalar types unchanged. */ -#if (defined(CONFIG_CC_IS_GCC) && CONFIG_GCC_VERSION < 40900) || defined(__CHECKER__) /* - * We build this out of a couple of helper macros in a vain attempt to - * help you keep your lunch down while reading it. - */ -#define __pick_scalar_type(x, type, otherwise) \ - __builtin_choose_expr(__same_type(x, type), (type)0, otherwise) - -/* - * 'char' is not type-compatible with either 'signed char' or 'unsigned char', - * so we include the naked type here as well as the signed/unsigned variants. - */ -#define __pick_integer_type(x, type, otherwise) \ - __pick_scalar_type(x, type, \ - __pick_scalar_type(x, unsigned type, \ - __pick_scalar_type(x, signed type, otherwise))) - -#define __unqual_scalar_typeof(x) typeof( \ - __pick_integer_type(x, char, \ - __pick_integer_type(x, short, \ - __pick_integer_type(x, int, \ - __pick_integer_type(x, long, \ - __pick_integer_type(x, long long, x)))))) -#else -/* - * If supported, prefer C11 _Generic for better compile-times. As above, 'char' + * Prefer C11 _Generic for better compile-times and simpler code. Note: 'char' * is not type-compatible with 'signed char', and we define a separate case. */ #define __scalar_type_to_expr_cases(type) \ @@ -293,7 +269,6 @@ struct ftrace_likely_data { __scalar_type_to_expr_cases(long), \ __scalar_type_to_expr_cases(long long), \ default: (x))) -#endif /* Is this type a native word size -- useful for atomic operations */ #define __native_word(t) \ |