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Diffstat (limited to 'gcc/tree-ssa-structalias.c')
| -rw-r--r-- | gcc/tree-ssa-structalias.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c index c5dbf5c..f1abf37 100644 --- a/gcc/tree-ssa-structalias.c +++ b/gcc/tree-ssa-structalias.c @@ -3293,23 +3293,17 @@ handle_ptr_arith (VEC (ce_s, heap) *lhsc, tree expr) VEC (ce_s, heap) *temp = NULL; unsigned int rhsoffset = 0; - if (TREE_CODE (expr) != PLUS_EXPR - && TREE_CODE (expr) != MINUS_EXPR) + if (TREE_CODE (expr) != POINTER_PLUS_EXPR) return false; op0 = TREE_OPERAND (expr, 0); op1 = TREE_OPERAND (expr, 1); + gcc_assert (POINTER_TYPE_P (TREE_TYPE (op0))); get_constraint_for (op0, &temp); - if (POINTER_TYPE_P (TREE_TYPE (op0)) - && TREE_CODE (op1) == INTEGER_CST - && TREE_CODE (expr) == PLUS_EXPR) - { - rhsoffset = TREE_INT_CST_LOW (op1) * BITS_PER_UNIT; - } - else - return false; + if (TREE_CODE (op1) == INTEGER_CST) + rhsoffset = TREE_INT_CST_LOW (op1) * BITS_PER_UNIT; for (i = 0; VEC_iterate (ce_s, lhsc, i, c); i++) for (j = 0; VEC_iterate (ce_s, temp, j, c2); j++) |