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-rw-r--r--include/linux/compiler-gcc.h20
1 files changed, 8 insertions, 12 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index d0ed9583743f..32048052c64a 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -52,18 +52,6 @@
*/
#define barrier_before_unreachable() asm volatile("")
-/*
- * Mark a position in code as unreachable. This can be used to
- * suppress control flow warnings after asm blocks that transfer
- * control elsewhere.
- */
-#define unreachable() \
- do { \
- annotate_unreachable(); \
- barrier_before_unreachable(); \
- __builtin_unreachable(); \
- } while (0)
-
#if defined(CONFIG_ARCH_USE_BUILTIN_BSWAP)
#define __HAVE_BUILTIN_BSWAP32__
#define __HAVE_BUILTIN_BSWAP64__
@@ -149,3 +137,11 @@
#if GCC_VERSION < 90100
#undef __alloc_size__
#endif
+
+/*
+ * Declare compiler support for __typeof_unqual__() operator.
+ *
+ * Bindgen uses LLVM even if our C compiler is GCC, so we cannot
+ * rely on the auto-detected CONFIG_CC_HAS_TYPEOF_UNQUAL.
+ */
+#define CC_HAS_TYPEOF_UNQUAL (__GNUC__ >= 14)