Changes in kernel/generic/include/lib/memfnc.h [797d4d19:53031c2] in mainline

File:

• kernel/generic/include/lib/memfnc.h (modified) (1 diff)

kernel/generic/include/lib/memfnc.h

@@ -39 +39 @@
 #include <cc.h>
 
+#ifdef CONFIG_LTO
+#define DO_NOT_DISCARD ATTRIBUTE_USED
+#else
+#define DO_NOT_DISCARD
+#endif
+
 extern void *memset(void *, int, size_t)
-    ATTRIBUTE_OPTIMIZE("-fno-tree-loop-distribute-patterns");
+    __attribute__((nonnull(1)))
+    ATTRIBUTE_OPTIMIZE("-fno-tree-loop-distribute-patterns") DO_NOT_DISCARD;
 extern void *memcpy(void *, const void *, size_t)
-    ATTRIBUTE_OPTIMIZE("-fno-tree-loop-distribute-patterns");
+    __attribute__((nonnull(1, 2)))
+    ATTRIBUTE_OPTIMIZE("-fno-tree-loop-distribute-patterns") DO_NOT_DISCARD;
+
+#define alloca(size) __builtin_alloca((size))
 
 #endif