https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108984
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- Estimating body: gen_rtx_CONST_INT.constprop/2274667 Known to be false: not inlined, op1,((unsigned long) #),(# + 64) > 128 size:6 time:4.533600 nonspec time:7.533600 loops with known iterations:0.000000 known strides:0.000000 enqueuing call ix86_expand_prologue/1286343 -> gen_rtx_CONST_INT.constprop/2274667, badness -0.000000 there are a few calls to the cprop clone but the above is likely the offending one.
