// RUN: %clang_cc1 -triple armv6-unknown-unknown -emit-llvm -o - %s | FileCheck %s

void test0(void) {
	asm volatile("mov r0, r0" :: );
}
void test1(void) {
	asm volatile("mov r0, r0" :::
				 "cc", "memory" );
}
void test2(void) {
	asm volatile("mov r0, r0" :::
				 "r0", "r1", "r2", "r3");
	asm volatile("mov r0, r0" :::
				 "r4", "r5", "r6", "r8");
}
void test3(void) {
	asm volatile("mov r0, r0" :::
				 "a1", "a2", "a3", "a4");
	asm volatile("mov r0, r0" :::
				 "v1", "v2", "v3", "v5");
}


// {} should not be treated as asm variants.
void test4(float *a, float *b) {
  // CHECK: @test4
  // CHECK: call void asm sideeffect "vld1.32 {d8[],d9[]}, 
  __asm__ volatile (
                    "vld1.32 {d8[],d9[]}, [%1,:32] \n\t"
                    "vst1.32 {q4},        [%0,:128] \n\t"
                    :: "r"(a), "r"(b));
}
