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-rw-r--r--include/ansidecl.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/ansidecl.h b/include/ansidecl.h
index e3f8ba7..ec7a13f 100644
--- a/include/ansidecl.h
+++ b/include/ansidecl.h
@@ -292,6 +292,40 @@ So instead we use the macro below and test it against specific values. */
# endif
#endif
+/* Attribute `alloc_size' was valid as of gcc 4.3. */
+#ifndef ATTRIBUTE_RESULT_SIZE_1
+# if (GCC_VERSION >= 4003)
+# define ATTRIBUTE_RESULT_SIZE_1 __attribute__ ((alloc_size (1)))
+# else
+# define ATTRIBUTE_RESULT_SIZE_1
+#endif
+#endif
+
+#ifndef ATTRIBUTE_RESULT_SIZE_2
+# if (GCC_VERSION >= 4003)
+# define ATTRIBUTE_RESULT_SIZE_2 __attribute__ ((alloc_size (2)))
+# else
+# define ATTRIBUTE_RESULT_SIZE_2
+#endif
+#endif
+
+#ifndef ATTRIBUTE_RESULT_SIZE_1_2
+# if (GCC_VERSION >= 4003)
+# define ATTRIBUTE_RESULT_SIZE_1_2 __attribute__ ((alloc_size (1, 2)))
+# else
+# define ATTRIBUTE_RESULT_SIZE_1_2
+#endif
+#endif
+
+/* Attribute `warn_unused_result' was valid as of gcc 3.3. */
+#ifndef ATTRIBUTE_WARN_UNUSED_RESULT
+# if GCC_VERSION >= 3003
+# define ATTRIBUTE_WARN_UNUSED_RESULT __attribute__ ((warn_unused_result))
+# else
+# define ATTRIBUTE_WARN_UNUSED_RESULT
+# endif
+#endif
+
/* We use __extension__ in some places to suppress -pedantic warnings
about GCC extensions. This feature didn't work properly before
gcc 2.8. */