arm ICE with >= -O2; regression from 2.95
>Submitter-Id: net
>Originator: James Troup <james@nocrew.org>
>Organization: The Debian Project
>Confidential: no
>Synopsis:
>Severity: serious
>Priority: medium
>Category:
>Class: ice-on-legal-code
>Release: 3.2.1 (Debian) (Debian unstable)
>Environment:
System: Debian GNU/Linux (unstable)
Architecture: arm
host: arm-linux
gcc version 3.2.2 20021212 (Debian prerelease)
>Description:
[ Reported to the Debian BTS as report #168086.
Please CC 168086@bugs.debian.org on replies.
Log of report can be found at http://bugs.debian.org/168086 ]
The attached testcase ICEs on arm-linux with 3.2 branch 20021212 (-O2
only, not -O). As the 3.3 branch doesn't bootstrap, I cannot check with 3.3.
g++-2.95 did work ok, so this is a regression.
$ gcc-3.2 -O2 -c bug-168086-3.2.ii
GLinkGLvar/FGLvarHigh.C: In member function `virtual void
FGLvarHigh::xIdentify(short int)':
GLinkGLvar/FGLvarHigh.C:736: Internal compiler error in elimination_effects, at
reload1.c:2837
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.
$ gcc-3.2 -O -c bug-168086-3.2.ii
$
>How-To-Repeat:
>Fix:
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