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-rw-r--r--include/ChangeLog4
-rw-r--r--include/ansidecl.h16
2 files changed, 20 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog
index dc04f662427..e0556667d10 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2007-03-06 Jan Hubicka <jh@suse.cz>
+
+ * ansidecl.h (ATTRIBUTE_COLD, ATTRIBUTE_HOT): New.
+
2007-02-09 Joseph S. Myers <joseph@codesourcery.com>
* libiberty.h (pex_write_input): Remove prototype.
diff --git a/include/ansidecl.h b/include/ansidecl.h
index 16adc47a1bf..c19955a98a6 100644
--- a/include/ansidecl.h
+++ b/include/ansidecl.h
@@ -367,6 +367,22 @@ So instead we use the macro below and test it against specific values. */
# define ATTRIBUTE_PACKED __attribute__ ((packed))
#endif
+/* Attribute `hot' and `cold' was valid as of gcc 4.3. */
+#ifndef ATTRIBUTE_COLD
+# if (GCC_VERSION >= 4003)
+# define ATTRIBUTE_COLD __attribute__ ((__cold__))
+# else
+# define ATTRIBUTE_COLD
+# endif /* GNUC >= 4.3 */
+#endif /* ATTRIBUTE_COLD */
+#ifndef ATTRIBUTE_HOT
+# if (GCC_VERSION >= 4003)
+# define ATTRIBUTE_HOT __attribute__ ((__hot__))
+# else
+# define ATTRIBUTE_HOT
+# endif /* GNUC >= 4.3 */
+#endif /* ATTRIBUTE_HOT */
+
/* We use __extension__ in some places to suppress -pedantic warnings
about GCC extensions. This feature didn't work properly before
gcc 2.8. */