https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65932
gccbugs at rooted dot tk changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |gccbugs at rooted dot tk --- Comment #8 from gccbugs at rooted dot tk --- Can confirm this on the 5-20150519 snapshot. Here's a self-contained snippet demonstrates this problem (from vsprintf.c): https://gcc.gnu.org/bugzilla/attachment.cgi?id=35613