From a40d5772ff12a3a4f4830b7db27bedf54b617e8e Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Tue, 24 Nov 2020 10:42:56 +0100 Subject: [PATCH] testsuite: Add testcase for already fixed bug [PR97964] This testcase started failing with r8-2090 and works again starting with r11-4755. 2020-11-24 Jakub Jelinek PR tree-optimization/97964 * gcc.dg/tree-ssa/pr97964.c: New test. --- gcc/testsuite/gcc.dg/tree-ssa/pr97964.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/tree-ssa/pr97964.c diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr97964.c b/gcc/testsuite/gcc.dg/tree-ssa/pr97964.c new file mode 100644 index 00000000000..0ee01965baa --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr97964.c @@ -0,0 +1,18 @@ +/* PR tree-optimization/97964 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ +/* { dg-final { scan-tree-dump-not "link_failure \\\(\\\);" "optimized" } } */ + +void link_failure (void); + +void +foo (int a) +{ + long b = -2; + int c = a > 0; + int d = b * c; + int e = 1 - d; + int t = (-1 / e) == 1; + if (t != 0) + link_failure (); +} -- 2.30.2