[Bug middle-end/55142] [4.8 Regression] internal compiler error: in plus_constant, at explow.c:88

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55142



--- Comment #22 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-11-07 
22:43:00 UTC ---

> (,%eax,4) generates a 0x67 address-size prefix, which zero-extends

> 32-bit address to 64-bit.



OK, I see.  Then it would be interesting to have a testcase that generates the

problematic



  mov    %edx,-0x40000300(%rax)



in order to really understand the issue.