On Mon, Feb 25, 2019 at 4:03 PM Qian Cai <cai@xxxxxx> wrote: > > > > Of course, that's just gcc. I have no idea what llvm ends up doing. > > Clang 7.0: > > # clang -O2 -S -Wall /tmp/test.c > /tmp/test.c:46:6: warning: variable 'ret' is used uninitialized whenever 'if' > condition is false [-Wsometimes-uninitialized] Ok, good. Do we have any clang builds in any of the zero-day robot infrastructure or something? Should we? And maybe this was how Dan noticed the problem in the first place? Or is it just because of his eagle-eyes? Linus