[ARM64] Change inline assembly constraints to be more lax, to match the behaviour of Clang/AArch64 and GCC.

GCC allows sub-64bit values to use the 'r' register constraint.

llvm-svn: 206963
diff --git a/clang/test/CodeGen/aarch64-inline-asm.c b/clang/test/CodeGen/aarch64-inline-asm.c
index ca39c6e..8dd2e34 100644
--- a/clang/test/CodeGen/aarch64-inline-asm.c
+++ b/clang/test/CodeGen/aarch64-inline-asm.c
@@ -1,4 +1,5 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s
 
 // The only part clang really deals with is the lvalue/rvalue
 // distinction on constraints. It's sufficient to emit llvm and make