1) The error attribute appeared in gcc-4.3
2) The return type of __builtin_constant_p is int
3) Sun Studio 12.0 and later builtin support for __builtin_constant_p
Found by Tinderbox.
Signed-off-by: Jeremy Huddleston <jeremyhu@apple.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Aaron Plattner <aplattner@nvidia.com>
206b30ebc6