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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/20050105-1.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/20050105-1.c b/gcc-4.9/gcc/testsuite/gcc.dg/20050105-1.c
new file mode 100644
index 000000000..58a75150b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/20050105-1.c
@@ -0,0 +1,31 @@
+/* PR rtl-optimization/18861 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+extern void abort (void);
+
+int
+foo (int code)
+{
+ if (code >= 3)
+ switch (code)
+ {
+ case 3: return 4;
+ case 4: return 3;
+ case 5: return 6;
+ case 6: return 7;
+ case 7: return 8;
+ case 8: return 5;
+ default: abort ();
+ }
+ switch (code)
+ {
+ case 3: return 4;
+ case 4: return 3;
+ case 5: return 6;
+ case 6: return 7;
+ case 7: return 8;
+ case 8: return 5;
+ default: abort ();
+ }
+}