[Bug rtl-optimization/61446] [4.10 Regression]: ICE in copyprop_hardreg_forward_1, at regcprop.c with -O2 -m32 -march=corei7

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61446

--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
This pr has been exposed by revision r211321 and breaks bootstrap on all
targets configured for Core* (including darwin which is configured by default
for Core2, see pr61477).