2014-06-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    PR tree-optimization/61375
    * tree-ssa-math-opts.c (init_symbolic_number): Cancel optimization if
    symbolic number cannot be represented in an uint64_t.
    (find_bswap_or_nop_1): Likewise.

    gcc/testsuite/
    PR tree-optimization/61375
    * gcc.c-torture/execute/pr61375-1.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@211604 138bc75d-0d04-0410-961f-82ee72b054a4