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-rw-r--r--include/libc-symbols.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index dacc03cf9..64dcf2c07 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -63,6 +63,14 @@
#ifndef unlikely
# define unlikely(x) __builtin_expect((!!(x)),0)
#endif
+#if defined __GNUC__ && !(__GNUC__ == 4 && __GNUC_MINOR__ < 3)
+# ifndef __cold
+# define __cold __attribute__ ((__cold__))
+# endif
+# ifndef __hot
+# define __hot __attribute__ ((__hot__))
+# endif
+#endif
#ifndef __LINUX_COMPILER_H
# define __LINUX_COMPILER_H
#endif