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[Bug middle-end/53450] [4.8 Regression] ICE in compiling libiberty/cp-demangle.c with -O2 in int_mode_for_mode, at stor-layout.c:424
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 22 May 2012 12:50:17 +0000
- Subject: [Bug middle-end/53450] [4.8 Regression] ICE in compiling libiberty/cp-demangle.c with -O2 in int_mode_for_mode, at stor-layout.c:424
- Auto-submitted: auto-generated
- References: <bug-53450-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53450
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
Last reconfirmed| |2012-05-22
Target Milestone|--- |4.8.0
Ever Confirmed|0 |1
--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-05-22 12:50:17 UTC ---
You have -ftree-vectorize enabled ... quickly trying with -O2 -ftree-vectrize
on cp-demangle.c works for me (and ISTR the int_mode_for_mode ICE ...). Can
you attach preprocessed source? Or try again?