[Bug tree-optimization/18519] New: ICE: Segmentation fault at -O3

["micis at gmx dot de" <gcc-bugzilla at gcc dot gnu dot org>]

When I compile qt-x11-free-3.3.3 with -O3 I get a segmentation fault.
This ICE doesn't occur at -O2

Snapshot 20041024 works, snapshot 20041107 and 20041114 segfaults.

Michael Cieslinski

g++40f -c -O3  -o .obj/release-shared-mt/qscriptengine.o qscriptengine.ii -v
Reading specs from /usr/local/gcc40f/lib/gcc/powerpc-unknown-linux-
gnu/4.0.0/specs
Configured with: ../gcc40/configure --prefix=/usr/local/gcc40f --program-
suffix=40f --with-cpu=G5 --enable-altivec --enable-languages=c,c++ --enable-
checking
Thread model: posix
gcc version 4.0.0 20041114 (experimental)
 /usr/local/gcc40f/libexec/gcc/powerpc-unknown-linux-gnu/4.0.0/cc1plus -
fpreprocessed qscriptengine.ii -quiet -dumpbase qscriptengine.ii -mcpu=G5 -
auxbase-strip .obj/release-shared-mt/qscriptengine.o -O3 -version -
o /tmp/ccMzuroF.s
GNU C++ version 4.0.0 20041114 (experimental) (powerpc-unknown-linux-gnu)
        compiled by GNU C version 4.0.0 20041114 (experimental).
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
kernel/qscriptengine_x11.cpp: In function â?~void tibetan_shape(int, const 
QString&, int, int, QTextEngine*, QScriptItem*)â?T:
kernel/qscriptengine_x11.cpp:2072: internal compiler error: Segmentation fault
Please submit a full bug report, with preprocessed source if appropriate.

-- 
           Summary: ICE: Segmentation fault at -O3
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: micis at gmx dot de
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: powerpc-unknown-linux-gnu
  GCC host triplet: powerpc-unknown-linux-gnu
GCC target triplet: powerpc-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18519