[Bug testsuite/82951] gcc.c-torture/execute/20040409-1.c undefined behavior

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82951

--- Comment #1 from Marc Glisse <glisse at gcc dot gnu.org> ---
Or I should just add -fwrapv since those tests were added to test an RTL
transformation ( https://gcc.gnu.org/ml/gcc-patches/2004-04/msg00615.html ).