2005-03-25 Pat Haugen <pthaugen@us.ibm.com>

        PR tree-optimization/20470
        * gcc.dg/tree-ssa/pr20470.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@97063 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 7594edc..24ac11d 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
+
+       PR tree-optimization/20470
+       * gcc.dg/tree-ssa/pr20470.c: New test.
+
 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
 
        * gcc.dg/ppc-stfiwx.c: New.

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr20470.c b/gcc/testsuite/gcc.dg/tree-ssa/pr20470.c
new file mode 100644 (file)
index 0000000..7a837c8
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr20470.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-fdump-tree-generic" } */
+
+/* PR tree-optimization/20470:
+    Missing fold to abs(x) when x == MINUS_EXPR.  */
+#define abs(x)  ((x) >= 0 ? (x) : -(x))
+
+int i,j,k;
+void f1()
+{
+  i = abs(j-k);
+}
+
+/* { dg-final { scan-tree-dump-times "ABS_EXPR" 1 "generic" } } */