Add testcase for PR103615
Commit Message
This adds a testcase for a fixed wrong-code bug.
Tested on x86_64-unknown-linux-gnu, pushed.
2022-01-03 Richard Biener <rguenther@suse.de>
PR tree-optimization/103615
* gcc.dg/torture/pr103615.c: New testcase.
---
gcc/testsuite/gcc.dg/torture/pr103615.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
create mode 100644 gcc/testsuite/gcc.dg/torture/pr103615.c
new file mode 100644
@@ -0,0 +1,13 @@
+/* { dg-do run } */
+
+int z = 5;
+int a[6] = { 0, 0, 0, 0, 0, 1 };
+int main()
+{
+ for (int x = 5; x; x--)
+ for (int y = z; y >= x; y--)
+ a[y - x] += a[y];
+ if (a[0] != 7)
+ __builtin_abort ();
+ return 0;
+}