* compiler should see some alignment anyway, when the return value is
* massaged by 'flags = ptr & 3; ptr &= ~3;').
*
- * Optional: not supported by icc
- *
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-assume_005faligned-function-attribute
* clang: https://clang.llvm.org/docs/AttributeReference.html#assume-aligned
*/
-#if __has_attribute(__assume_aligned__)
-# define __assume_aligned(a, ...) __attribute__((__assume_aligned__(a, ## __VA_ARGS__)))
-#else
-# define __assume_aligned(a, ...)
-#endif
+#define __assume_aligned(a, ...) __attribute__((__assume_aligned__(a, ## __VA_ARGS__)))
/*
* Note the long name.
/*
* Optional: only supported since gcc >= 9
* Optional: not supported by clang
- * Optional: not supported by icc
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-copy-function-attribute
*/
/*
* Optional: not supported by gcc
* Optional: only supported since clang >= 14.0
- * Optional: not supported by icc
*
* clang: https://clang.llvm.org/docs/AttributeReference.html#diagnose_as_builtin
*/
/*
* Optional: not supported by clang
- * Optional: not supported by icc
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Type-Attributes.html#index-designated_005finit-type-attribute
*/
/*
* Optional: only supported since gcc >= 8
* Optional: not supported by clang
- * Optional: not supported by icc
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-nonstring-variable-attribute
*/
/*
* Optional: not supported by gcc.
- * Optional: not supported by icc.
*
* clang: https://clang.llvm.org/docs/AttributeReference.html#overloadable
*/
* Note: the "type" argument should match any __builtin_object_size(p, type) usage.
*
* Optional: not supported by gcc.
- * Optional: not supported by icc.
*
* clang: https://clang.llvm.org/docs/AttributeReference.html#pass-object-size-pass-dynamic-object-size
*/