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[committed] Add testcase from PR tree-optimization/71109
- From: Jakub Jelinek <jakub at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Date: Mon, 3 Dec 2018 14:35:14 +0100
- Subject: [committed] Add testcase from PR tree-optimization/71109
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
Hi!
This testcase broke on x86_64-linux with -O3 with r227775
and got fixed or went latent with r236372. I've just committed the
testcase to the testsuite as obvious, let's close the PR now.
2018-12-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71109
* gcc.c-torture/compile/pr71109.c: New test.
--- gcc/testsuite/gcc.c-torture/compile/pr71109.c.jj 2018-12-03 14:28:42.678952260 +0100
+++ gcc/testsuite/gcc.c-torture/compile/pr71109.c 2018-12-03 14:28:38.928013113 +0100
@@ -0,0 +1,31 @@
+/* PR tree-optimization/71109 */
+
+struct S { int g, h; signed char i; int j; signed char k; int l[4]; } a, c;
+struct T { signed char g; } e;
+int *b, d;
+static void foo ();
+
+void
+bar (void)
+{
+ while (d)
+ {
+ int k;
+ struct T f[3];
+ foo (bar, a);
+ for (k = 0;; k++)
+ f[k] = e;
+ }
+}
+
+static inline void
+foo (int x, struct S y, struct T z)
+{
+ for (z.g = 2; z.g; z.g--)
+ {
+ c = a = y;
+ *b |= 6;
+ if (y.g)
+ break;
+ }
+}
Jakub