I've committed the following patch as obvious: * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize variable.
diff --git a/gcc/tree-chkp.c b/gcc/tree-chkp.c index d3119c642f33..3fba12c2ae46 100644 --- a/gcc/tree-chkp.c +++ b/gcc/tree-chkp.c @@ -895,7 +895,7 @@ chkp_mark_invalid_bounds_walker (tree const &bounds, static void chkp_finish_incomplete_bounds (void) { - bool found_valid; + bool found_valid = true; while (found_valid) { -- Markus