clang/test/CodeGenCXX/pr40771-ctad-with-lambda-copy-capture.cpp

   1 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm --std=c++17 -fcxx-exceptions -fexceptions -discard-value-names %s -o - | FileCheck %s
   2
   3 struct Q { Q(); };
   4 struct R { R(Q); ~R(); };
   5 struct S { S(Q); ~S(); };
   6 struct T : R, S {};
   7
   8 Q q;
   9 T t { R{q}, S{q} };
  10
  11 // CHECK-LABEL: define internal void @__cxx_global_var_init.1() {{.*}} {
  12 // CHECK-NEXT: [[TMP_R:%[a-z0-9.]+]] = alloca %struct.R, align 1
  13 // CHECK-NEXT: [[TMP_Q1:%[a-z0-9.]+]] = alloca %struct.Q, align 1
  14 // CHECK-NEXT: [[TMP_S:%[a-z0-9.]+]] = alloca %struct.S, align 1
  15 // CHECK-NEXT: [[TMP_Q2:%[a-z0-9.]+]] = alloca %struct.Q, align 1
  16 // CHECK-NEXT: [[XPT:%[a-z0-9.]+]] = alloca i8*
  17 // CHECK-NEXT: [[SLOT:%[a-z0-9.]+]] = alloca i32
  18 // CHECK-NEXT: [[ACTIVE:%[a-z0-9.]+]] = alloca i1, align 1
  19 // CHECK-NEXT: call void @_ZN1RC1E1Q(%struct.R* {{[^,]*}} [[TMP_R]])
  20 // CHECK-NEXT: store i1 true, i1* [[ACTIVE]], align 1
  21 // CHECK-NEXT: invoke void @_ZN1SC1E1Q(%struct.S* {{[^,]*}} [[TMP_S]])
  22 // CHECK-NEXT:   to label %[[L1:[a-z0-9.]+]] unwind label %[[L2:[a-z0-9.]+]]
  23 // CHECK-EMPTY:
  24 // CHECK-NEXT: [[L1]]:
  25 // CHECK-NEXT: store i1 false, i1* [[ACTIVE]], align 1
  26 // CHECK-NEXT: call void @_ZN1SD1Ev(%struct.S*
  27 // CHECK-NEXT: call void @_ZN1RD1Ev(%struct.R*
  28 // CHECK-NEXT: [[EXIT:%[a-z0-9.]+]] = call i32 @__cxa_atexit(
  29 // CHECK-NEXT: ret void
  30 // CHECK-EMPTY:
  31 // CHECK-NEXT: [[L2]]:
  32 // CHECK-NEXT: [[LP:%[a-z0-9.]+]] = landingpad { i8*, i32 }
  33 // CHECK-NEXT:                      cleanup
  34 // CHECK-NEXT: [[X1:%[a-z0-9.]+]] = extractvalue { i8*, i32 } [[LP]], 0
  35 // CHECK-NEXT: store i8* [[X1]], i8** [[XPT]], align 8
  36 // CHECK-NEXT: [[X2:%[a-z0-9.]+]] = extractvalue { i8*, i32 } [[LP]], 1
  37 // CHECK-NEXT: store i32 [[X2]], i32* [[SLOT]], align 4
  38 // CHECK-NEXT: [[IS_ACT:%[a-z0-9.]+]] = load i1, i1* [[ACTIVE]], align 1
  39 // CHECK-NEXT: br i1 [[IS_ACT]], label %[[L3:[a-z0-9.]+]], label %[[L4:[a-z0-9.]+]]
  40 // CHECK-EMPTY:
  41 // CHECK-NEXT: [[L3]]:
  42 // CHECK-NEXT: call void @_ZN1RD1Ev(%struct.R*
  43 // CHECK-NEXT: br label %[[L4]]
  44 // CHECK-EMPTY:
  45 // CHECK-NEXT: [[L4]]:
  46 // CHECK-NEXT: call void @_ZN1RD1Ev(%struct.R* {{[^,]*}} [[TMP_R]])
  47 // CHECK-NEXT: br label %[[L5:[a-z0-9.]+]]
  48 // CHECK-EMPTY:
  49 // CHECK-NEXT: [[L5]]:
  50 // CHECK-NEXT: [[EXN:%[a-z0-9.]+]] = load i8*, i8** [[XPT]], align 8
  51 // CHECK-NEXT: [[SEL:%[a-z0-9.]+]] = load i32, i32* [[SLOT]], align 4
  52 // CHECK-NEXT: [[LV1:%[a-z0-9.]+]] = insertvalue { i8*, i32 } undef, i8* [[EXN]], 0
  53 // CHECK-NEXT: [[LV2:%[a-z0-9.]+]] = insertvalue { i8*, i32 } [[LV1]], i32 [[SEL]], 1
  54 // CHECK-NEXT: resume { i8*, i32 } [[LV2]]
  55 // CHECK-NEXT: }