re PR tree-optimization/19910 (ICE with -ftree-loop-linear)

	PR tree-optimization/19910
	* gcc.dg/pr19910.c: New test.

From-SVN: r126799

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index fd13893cc317009c3f137cd219a2f42312b63320..eba1c042c6d14017ded397df8234079258ee37e0 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2007-07-20  Uros Bizjak  <ubizjak@gmail.com>
+
+       PR tree-optimization/19910
+       * gcc.dg/pr19910.c: New test.
+
 2007-07-19  Daniel Franke  <franke.daniel@gmail.com>
 
        PR fortran/32738

diff --git a/gcc/testsuite/gcc.dg/pr19910.c b/gcc/testsuite/gcc.dg/pr19910.c
new file mode 100644 (file)
index 0000000..1ee0d21
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr19910.c
@@ -0,0 +1,16 @@
+/* Contributed by Volker Reichelt <reichelt@gcc.gnu.org>.  */
+
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-loop-linear" } */
+
+int a[3];
+
+void foo()
+{
+  int i, j;
+
+  for (i = 1; i >= 0; --i)
+    for (j = i; j >= 0; --j)
+      a[i+j] = 0;
+}
+