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authorAndreas Jaeger <aj@suse.de>2000-05-12 07:01:25 +0000
committerAndreas Jaeger <aj@suse.de>2000-05-12 07:01:25 +0000
commitca5a4c3c9f8ec775c84aaaea06c494915acd389a (patch)
treefd3419ad39aab13af05e87e6cf7016b2043c9599 /misc
parentb227a3a6adcbf42ef4dfa0517777d2c4f5defa7b (diff)
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Update.
2000-05-11 Jan Hubicka <jh@suse.cz> * misc/sys/cdefs.h: Add support for pure attribute. * include/string.h: Add __attribute_pure__ to various functions. * string/string.h: Likewise.
Diffstat (limited to 'misc')
-rw-r--r--misc/sys/cdefs.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index 5880fe9..78c4192 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -123,6 +123,15 @@
# define __attribute_malloc__ /* Ignore */
#endif
+/* At some point during the gcc 2.96 development the `pure' attribute
+ for functions was introduced. We don't want to use it unconditionally
+ (although this would be possible) since it generates warnings. */
+#if __GNUC_PREREQ (2,96)
+# define __attribute_pure__ __attribute__ ((__pure__))
+#else
+# define __attribute_pure__ /* Ignore */
+#endif
+
/* It is possible to compile containing GCC extensions even if GCC is
run in pedantic mode if the uses are carefully marked using the
`__extension__' keyword. But this is not generally available before