On Tue, Mar 21, 2017 at 02:23:35PM -0400, Jeff King wrote: > > worktree.c:265:6: error: to_free may be used uninitialized in this function > > Doh. I had originally written it without the "if (prefix)" and added it > as a micro-optimization at the end. > > Still, the whole thing compiles fine for me. I find it odd that neither > gcc nor clang notices the problem on my system. It's quite obviously > wrong. Ah, I found it; it is only triggered with -O2. I usually compile with -O0 during my edit/compile/test cycles. -Peff