From b48a45922ddcdfd0aa2cd3ff24c7c158d20c1f2e Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Mon, 5 Mar 2007 17:03:14 +0000 Subject: [PATCH] re PR tree-optimization/14052 (Combiner weakness) 2007-03-05 Richard Guenther PR tree-optimization/14052 * gcc.dg/tree-ssa/vrp33.c: New testcase. From-SVN: r122559 --- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.dg/tree-ssa/vrp33.c | 9 +++++++++ 2 files changed, 14 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/tree-ssa/vrp33.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 70c78dc..f737501 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2007-03-05 Richard Guenther + PR tree-optimization/14052 + * gcc.dg/tree-ssa/vrp33.c: New testcase. + +2007-03-05 Richard Guenther + PR tree-optimization/23777 * gcc.dg/tree-ssa/pr23777.c: New testcase. diff --git a/gcc/testsuite/gcc.dg/tree-ssa/vrp33.c b/gcc/testsuite/gcc.dg/tree-ssa/vrp33.c new file mode 100644 index 0000000..13f60a6 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp33.c @@ -0,0 +1,9 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-vrp1" } */ + +/* This is from PR14052. */ + +int f2(int x) { return x == 1 || x == 3 || x == 1; } + +/* { dg-final { scan-tree-dump "Folding predicate.*== 1 to 0" "vrp1" } } */ +/* { dg-final { cleanup-tree-dump "vrp1" } } */ -- 2.7.4