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-rw-r--r--gcc/tree-ssa-loop-niter.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop-niter.c b/gcc/tree-ssa-loop-niter.c
index 213d72e..855d32c 100644
--- a/gcc/tree-ssa-loop-niter.c
+++ b/gcc/tree-ssa-loop-niter.c
@@ -3888,7 +3888,12 @@ loop_exits_before_overflow (tree base, tree step,
by proving the reverse conditions are false using loop's initial
condition. */
- stepped = fold_build2 (PLUS_EXPR, TREE_TYPE (base), base, step);
+ if (POINTER_TYPE_P (TREE_TYPE (base)))
+ code = POINTER_PLUS_EXPR;
+ else
+ code = PLUS_EXPR;
+
+ stepped = fold_build2 (code, TREE_TYPE (base), base, step);
if (operand_equal_p (stepped, civ->base, 0))
{
if (tree_int_cst_sign_bit (step))