1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/20020503-1.c b/gcc/testsuite/gcc.dg/20020503-1.c
new file mode 100644
index 000000000..3edc7cf98
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/20020503-1.c
@@ -0,0 +1,11 @@
+/* PR target/6542
+   This testcase caused ICE on SPARC because the function uses no registers
+   after optimizing, so even if -mflat make all registers not permitted
+   for leaf functions, the function was still leaf, but LEAF_REG_REMAP
+   returned -1 for some registers (like %o0).  */
+/* { dg-do compile } */
+/* { dg-options "-O2 -g" } */
+
+void foo (char *a, char *b, char *c, char *d)
+{
+}