text: // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
  
  // Validate that volatile _Complex loads and stores are generated
  // properly, including their alignment (even when overaligned).
  //
  // This test assumes that floats are 32-bit aligned and doubles are
  // 64-bit aligned, and uses x86-64 as a target that should have this
  // property.
  
  volatile _Complex float cf;
  volatile _Complex double cd;
  volatile _Complex float cf32 __attribute__((aligned(32)));
  volatile _Complex double cd32 __attribute__((aligned(32)));
  
  // CHECK-LABEL: define void @test_cf()
  void test_cf() {
    // CHECK:      load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf, i32 0, i32 0), align 4
    // CHECK-NEXT: load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf, i32 0, i32 1), align 4
    (void)(cf);
    // CHECK-NEXT: [[R:%.*]] = load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf, i32 0, i32 0), align 4
    // CHECK-NEXT: [[I:%.*]] = load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf, i32 0, i32 1), align 4
    // CHECK-NEXT: store volatile float [[R]], float* getelementptr inbounds ({ float, float }, { float, float }* @cf, i32 0, i32 0), align 4
    // CHECK-NEXT: store volatile float [[I]], float* getelementptr inbounds ({ float, float }, { float, float }* @cf, i32 0, i32 1), align 4
    (void)(cf=cf);
    // CHECK-NEXT: ret void
  }
  
  // CHECK-LABEL: define void @test_cd()
  void test_cd() {
    // CHECK:      load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd, i32 0, i32 0), align 8
    // CHECK-NEXT: load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd, i32 0, i32 1), align 8
    (void)(cd);
    // CHECK-NEXT: [[R:%.*]] = load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd, i32 0, i32 0), align 8
    // CHECK-NEXT: [[I:%.*]] = load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd, i32 0, i32 1), align 8
    // CHECK-NEXT: store volatile double [[R]], double* getelementptr inbounds ({ double, double }, { double, double }* @cd, i32 0, i32 0), align 8
    // CHECK-NEXT: store volatile double [[I]], double* getelementptr inbounds ({ double, double }, { double, double }* @cd, i32 0, i32 1), align 8
    (void)(cd=cd);
    // CHECK-NEXT: ret void
  }
  
  // CHECK-LABEL: define void @test_cf32()
  void test_cf32() {
    // CHECK:      load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf32, i32 0, i32 0), align 32
    // CHECK-NEXT: load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf32, i32 0, i32 1), align 4
    (void)(cf32);
    // CHECK-NEXT: [[R:%.*]] = load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf32, i32 0, i32 0), align 32
    // CHECK-NEXT: [[I:%.*]] = load volatile float, float* getelementptr inbounds ({ float, float }, { float, float }* @cf32, i32 0, i32 1), align 4
    // CHECK-NEXT: store volatile float [[R]], float* getelementptr inbounds ({ float, float }, { float, float }* @cf32, i32 0, i32 0), align 32
    // CHECK-NEXT: store volatile float [[I]], float* getelementptr inbounds ({ float, float }, { float, float }* @cf32, i32 0, i32 1), align 4
    (void)(cf32=cf32);
    // CHECK-NEXT: ret void
  }
  
  // CHECK-LABEL: define void @test_cd32()
  void test_cd32() {
    // CHECK:      load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd32, i32 0, i32 0), align 32
    // CHECK-NEXT: load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd32, i32 0, i32 1), align 8
    (void)(cd32);
    // CHECK-NEXT: [[R:%.*]] = load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd32, i32 0, i32 0), align 32
    // CHECK-NEXT: [[I:%.*]] = load volatile double, double* getelementptr inbounds ({ double, double }, { double, double }* @cd32, i32 0, i32 1), align 8
    // CHECK-NEXT: store volatile double [[R]], double* getelementptr inbounds ({ double, double }, { double, double }* @cd32, i32 0, i32 0), align 32
    // CHECK-NEXT: store volatile double [[I]], double* getelementptr inbounds ({ double, double }, { double, double }* @cd32, i32 0, i32 1), align 8
    (void)(cd32=cd32);
    // CHECK-NEXT: ret void
  }
  