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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2024-07-15 14:03:44 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2024-07-15 14:03:44 -0700
commita23e1966932464e1c5226cb9ac4ce1d5fc10ba22 (patch)
treebf5f1b57faa01ca31656bfc48c7d6b6f0bc39189 /include/linux/compiler_attributes.h
parentInput: ads7846 - use spi_device_id table (diff)
parentInput: yealink - simplify locking in sysfs attribute handling (diff)
downloadlinux-rng-a23e1966932464e1c5226cb9ac4ce1d5fc10ba22.tar.xz
linux-rng-a23e1966932464e1c5226cb9ac4ce1d5fc10ba22.zip
Merge branch 'next' into for-linus
Prepare input updates for 6.11 merge window.
Diffstat (limited to 'include/linux/compiler_attributes.h')
-rw-r--r--include/linux/compiler_attributes.h38
1 files changed, 25 insertions, 13 deletions
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index 00efa35c350f..8bdf6e0918c1 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -95,6 +95,19 @@
#endif
/*
+ * Optional: only supported since gcc >= 15
+ * Optional: only supported since clang >= 18
+ *
+ * gcc: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108896
+ * clang: https://github.com/llvm/llvm-project/pull/76348
+ */
+#if __has_attribute(__counted_by__)
+# define __counted_by(member) __attribute__((__counted_by__(member)))
+#else
+# define __counted_by(member)
+#endif
+
+/*
* Optional: not supported by gcc
* Optional: only supported since clang >= 14.0
*
@@ -130,19 +143,6 @@
#endif
/*
- * Optional: only supported since gcc >= 14
- * Optional: only supported since clang >= 17
- *
- * gcc: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108896
- * clang: https://reviews.llvm.org/D148381
- */
-#if __has_attribute(__element_count__)
-# define __counted_by(member) __attribute__((__element_count__(#member)))
-#else
-# define __counted_by(member)
-#endif
-
-/*
* Optional: only supported since clang >= 14.0
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-error-function-attribute
@@ -334,6 +334,18 @@
#define __section(section) __attribute__((__section__(section)))
/*
+ * Optional: only supported since gcc >= 12
+ *
+ * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-uninitialized-variable-attribute
+ * clang: https://clang.llvm.org/docs/AttributeReference.html#uninitialized
+ */
+#if __has_attribute(__uninitialized__)
+# define __uninitialized __attribute__((__uninitialized__))
+#else
+# define __uninitialized
+#endif
+
+/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-unused-function-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Type-Attributes.html#index-unused-type-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-unused-variable-attribute