diff options
Diffstat (limited to 'gcc/tree-cfg.c')
| -rw-r--r-- | gcc/tree-cfg.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c index 3c8a505..67b96a5 100644 --- a/gcc/tree-cfg.c +++ b/gcc/tree-cfg.c @@ -1954,15 +1954,16 @@ find_taken_edge (basic_block bb, tree val) gcc_assert (stmt); gcc_assert (is_ctrl_stmt (stmt)); + gcc_assert (val); /* If VAL is a predicate of the form N RELOP N, where N is an SSA_NAME, we can usually determine its truth value. */ - if (val && COMPARISON_CLASS_P (val)) + if (COMPARISON_CLASS_P (val)) val = fold (val); /* If VAL is not a constant, we can't determine which edge might be taken. */ - if (val == NULL || !really_constant_p (val)) + if (!really_constant_p (val)) return NULL; if (TREE_CODE (stmt) == COND_EXPR) |