https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61785
Andi Kleen <andi-gcc at firstfloor dot org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |andi-gcc at firstfloor dot org --- Comment #3 from Andi Kleen <andi-gcc at firstfloor dot org> --- Please try with -fno-strict-aliasing and -fwrapv first. The program is not runnable Can you narrow it down to a function and provide a compilable test case for that function? You can split the file into two with different options do a binary search on the functions