diff --git a/test/FrontendC/2010-03-10-arm-asmreg.c b/test/FrontendC/2010-03-10-arm-asmreg.c
new file mode 100644
index 00000000000..70d3681ea40
--- /dev/null
+++ b/test/FrontendC/2010-03-10-arm-asmreg.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc %s -S -O0 -o - | FileCheck %s
+// pr6552
+
+// XFAIL: *
+// XTARGET: arm
+
+extern void bar(unsigned int ip);
+
+// CHECK: mov r0, r12
+void foo(void)
+{
+  register unsigned int ip __asm ("ip");
+  bar(ip);
+}
+