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[PATCH 46/65] Add testcase for PR20742.
- From: Sebastian Pop <sebpop at gmail dot com>
- To: gcc-patches at gcc dot gnu dot org
- Cc: Tobias Grosser <grosser at fim dot uni-passau dot de>, gcc-graphite <gcc-graphite at googlegroups dot com>
- Date: Mon, 2 Aug 2010 15:20:19 -0500
- Subject: [PATCH 46/65] Add testcase for PR20742.
- References: <1280780438-17543-1-git-send-email-sebpop@gmail.com>
From: spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
2010-07-20 Sebastian Pop <sebastian.pop@amd.com>
* gcc.dg/tree-ssa/pr20742.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/graphite@162350 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/ChangeLog.graphite | 4 ++++
gcc/testsuite/ChangeLog | 4 ++++
gcc/testsuite/gcc.dg/tree-ssa/pr20742.c | 18 ++++++++++++++++++
3 files changed, 26 insertions(+), 0 deletions(-)
create mode 100644 gcc/testsuite/gcc.dg/tree-ssa/pr20742.c
diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index d929c9a..5e36bc3 100644
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,3 +1,7 @@
+2010-07-20 Sebastian Pop <sebastian.pop@amd.com>
+
+ * gcc.dg/tree-ssa/pr20742.c: New.
+
2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 69e8a4c..9177c57 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,9 @@
2010-08-02 Sebastian Pop <sebastian.pop@amd.com>
+ * gcc.dg/tree-ssa/pr20742.c: New.
+
+2010-08-02 Sebastian Pop <sebastian.pop@amd.com>
+
* gcc.dg/graphite/id-23.c: New.
2010-08-02 Sebastian Pop <sebastian.pop@amd.com>
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr20742.c b/gcc/testsuite/gcc.dg/tree-ssa/pr20742.c
new file mode 100644
index 0000000..21d6eb6
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr20742.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+#define TEN(x) x x x x x x x x x x
+#define THOUSAND(x) TEN (TEN (TEN (x)))
+
+int
+foo (int x, int y)
+{
+ register int a = y + 57;
+ register int b = y + 31;
+
+ while (x-- > 0)
+ {
+ THOUSAND (a += b; b -= a;)
+ }
+ return a + b;
+}
--
1.7.0.4