diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 21a5b1a..96fffe9 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -2460,7 +2460,7 @@ operand_equal_p (tree arg0, tree arg1, unsigned int flags) v2 = TREE_CHAIN (v2); } - return 1; + return v1 == v2; } case COMPLEX_CST: @@ -10306,9 +10306,12 @@ fold_ternary (enum tree_code code, tree type, tree op0, tree op1, tree op2) < TYPE_VECTOR_SUBPARTS (TREE_TYPE (arg0))) { tree elements = TREE_VECTOR_CST_ELTS (arg0); - while (idx-- > 0) + while (idx-- > 0 && elements) elements = TREE_CHAIN (elements); - return TREE_VALUE (elements); + if (elements) + return TREE_VALUE (elements); + else + return fold_convert (type, integer_zero_node); } } return NULL_TREE; |