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| author | Richard Biener <rguenther@suse.de> | 2019-03-13 11:32:11 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-03-13 11:32:11 +0000 |
| commit | cd5091f1eab0b6f19a1f0557bf40d1aa9ec34dd4 (patch) | |
| tree | 6fbb67876b941ff86bfee7dad468fc27e778ceb2 /gcc/tree-scalar-evolution.c | |
| parent | c045ea5763f0148e0d38dc71174b523c84143d68 (diff) | |
| download | gcc-cd5091f1eab0b6f19a1f0557bf40d1aa9ec34dd4.zip gcc-cd5091f1eab0b6f19a1f0557bf40d1aa9ec34dd4.tar.gz gcc-cd5091f1eab0b6f19a1f0557bf40d1aa9ec34dd4.tar.bz2 | |
re PR middle-end/89677 (internal compiler error: in wide_int_to_tree_1, at tree.c:1549)
2019-03-13 Richard Biener <rguenther@suse.de>
PR middle-end/89677
* tree-scalar-evolution.c (simplify_peeled_chrec): Do not
throw FP expressions at tree-affine.
* gcc.dg/torture/pr89677.c: New testcase.
From-SVN: r269646
Diffstat (limited to 'gcc/tree-scalar-evolution.c')
| -rw-r--r-- | gcc/tree-scalar-evolution.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c index 3de5590..c814437 100644 --- a/gcc/tree-scalar-evolution.c +++ b/gcc/tree-scalar-evolution.c @@ -1456,6 +1456,11 @@ simplify_peeled_chrec (struct loop *loop, tree arg, tree init_cond) return build_polynomial_chrec (loop->num, init_cond, right); } + /* The affine code only deals with pointer and integer types. */ + if (!POINTER_TYPE_P (type) + && !INTEGRAL_TYPE_P (type)) + return chrec_dont_know; + /* Try harder to check if they are equal. */ tree_to_aff_combination_expand (left, type, &aff1, &peeled_chrec_map); tree_to_aff_combination_expand (step_val, type, &aff2, &peeled_chrec_map); |