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[Bug rtl-optimization/50843] [4.7 Regression] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
- 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: Mon, 24 Oct 2011 08:16:38 +0000
- Subject: [Bug rtl-optimization/50843] [4.7 Regression] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
- Auto-submitted: auto-generated
- References: <bug-50843-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target| |i?86-*-*
Status|UNCONFIRMED |NEW
Last reconfirmed| |2011-10-24
Known to work| |4.6.2
Target Milestone|--- |4.7.0
Summary|ICE in simplify_subreg, |[4.7 Regression] ICE in
|simplify-rtx.c:5417 with |simplify_subreg,
|-march=pentium3 |simplify-rtx.c:5417 with
| |-march=pentium3
Ever Confirmed|0 |1
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-24 08:16:38 UTC ---
Confirmed.
#2 0x0000000000b24ad6 in simplify_subreg (outermode=SImode,
op=0x2aaaace98470, innermode=SImode, byte=4)
at /space/rguenther/src/svn/trunk/gcc/simplify-rtx.c:5417
5417 gcc_assert (byte < GET_MODE_SIZE (innermode));