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[Bug middle-end/55142] [4.8 Regression] internal compiler error: in plus_constant, at explow.c:88
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 07 Nov 2012 22:43:00 +0000
- Subject: [Bug middle-end/55142] [4.8 Regression] internal compiler error: in plus_constant, at explow.c:88
- Auto-submitted: auto-generated
- References: <bug-55142-4@http.gcc.gnu.org/bugzilla/>
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.