2008-01-09 Sebastian Pop <sebastian.pop@amd.com>

	PR tree-optimization/34017
	* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
	also for PHI_NODE expressions.

	* gcc.dg/tree-ssa/pr34017.c: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@131435 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 26 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr34017.c b/gcc/testsuite/gcc.dg/tree-ssa/pr34017.c
new file mode 100644
index 00000000000..ee279b7c8df
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr34017.c
@@ -0,0 +1,26 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-loop-linear" } */
+
+extern int s;
+
+void
+foo (int *x, int y, int z)
+{
+ int m, n;
+ int o;
+ int p = x[0];
+ o = s;
+ for (m = 0; m < s; m++)
+   for (n = 0; n < s; n++)
+     {
+       if (x[n] != p)
+         continue;
+       if (m > z)
+         z = m;
+       if (n < o)
+         o = n;
+     }
+ for (m = y; m <= z; m++)
+   {
+   }
+}