https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63230
matthew.hambley at metoffice dot gov.uk changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |matthew.hambley at metoffice dot g | |ov.uk --- Comment #2 from matthew.hambley at metoffice dot gov.uk --- Created attachment 34067 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34067&action=edit Minimal test case for the issue under v4.9.2. I just stumbled across this in v4.9.2. Attached is a minimal test case.