[Bug tree-optimization/57385] [tree-ssa] Possible segfault in fully_constant_vn_reference_p

aivchenk at gmail dot com gcc-bugzilla@gcc.gnu.org
Fri May 24 09:01:00 GMT 2013


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57385

--- Comment #5 from Alexander Ivchenko <aivchenk at gmail dot com> ---
btw it indeed gives a segfault for 4.7 on linux_64 if we change the index from
"-1" to some "-100000000".

g++ .../src/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr57385.c -O1 -S -o pr57385.s
...src/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr57385.c: In function ‘void
foo(int)’:
...src/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr57385.c:10:1: internal compiler
error: Segmentation fault

g++ --version
g++ (GCC) 4.7.2 20120921 (Red Hat 4.7.2-2)


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