64 lines · cpp
1// Test without serialization:2// RUN: %clang_cc1 -triple x86_64-unknown-unknown -Wno-unused-value -std=gnu++17 \3// RUN: -ast-dump %s -ast-dump-filter Test \4// RUN: | FileCheck --strict-whitespace --match-full-lines %s5//6// Test with serialization:7// RUN: %clang_cc1 -triple x86_64-unknown-unknown -Wno-unused-value -std=gnu++17 -emit-pch -o %t %s8// RUN: %clang_cc1 -x c++ -triple x86_64-unknown-unknown -Wno-unused-value -std=gnu++17 \9// RUN: -include-pch %t -ast-dump-all -ast-dump-filter Test /dev/null \10// RUN: | sed -e "s/ <undeserialized declarations>//" -e "s/ imported//" \11// RUN: | FileCheck --strict-whitespace --match-full-lines %s12 13union U0 {14 int i = 42;15 float f;16};17 18union U1 {19 union Uinner {20 int i;21 float f = 3.1415f;22 } uinner;23};24 25union U2 {26 union Uinner {27 double d;28 int arr[2] = {1, 2};29 } uinner;30};31 32union U3 {33 union Uinner {34 double d = 3.1415;35 int arr[2];36 } uinner;37 float f;38};39 40void Test() {41 constexpr U0 u0{};42 // CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u0 'const U0' constexpr listinit43 // CHECK-NEXT: | |-value: Union .i Int 4244 45 constexpr U1 u1{};46 // CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u1 'const U1' constexpr listinit47 // CHECK-NEXT: | |-value: Union .uinner Union .f Float 3.141500e+0048 49 constexpr U2 u2{};50 // CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u2 'const U2' constexpr listinit51 // CHECK-NEXT: | |-value: Union .uinner52 // CHECK-NEXT: | | `-Union .arr53 // CHECK-NEXT: | | `-Array size=254 // CHECK-NEXT: | | `-elements: Int 1, Int 255 56 constexpr U3 u3a = {.f = 3.1415};57 // CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u3a 'const U3' constexpr cinit58 // CHECK-NEXT: | |-value: Union .f Float 3.141500e+0059 60 constexpr U3 u3b = {.uinner = {}};61 // CHECK: `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u3b 'const U3' constexpr cinit62 // CHECK-NEXT: |-value: Union .uinner Union .d Float 3.141500e+0063}64