64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
// Test without serialization:
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// RUN: %clang_cc1 -triple x86_64-unknown-unknown -Wno-unused-value -std=gnu++17 \
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// RUN: -ast-dump %s -ast-dump-filter Test \
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// RUN: | FileCheck --strict-whitespace --match-full-lines %s
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//
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// Test with serialization:
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// RUN: %clang_cc1 -triple x86_64-unknown-unknown -Wno-unused-value -std=gnu++17 -emit-pch -o %t %s
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// RUN: %clang_cc1 -x c++ -triple x86_64-unknown-unknown -Wno-unused-value -std=gnu++17 \
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// RUN: -include-pch %t -ast-dump-all -ast-dump-filter Test /dev/null \
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// RUN: | sed -e "s/ <undeserialized declarations>//" -e "s/ imported//" \
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// RUN: | FileCheck --strict-whitespace --match-full-lines %s
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union U0 {
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int i = 42;
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float f;
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};
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union U1 {
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union Uinner {
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int i;
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float f = 3.1415f;
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} uinner;
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};
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union U2 {
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union Uinner {
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double d;
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int arr[2] = {1, 2};
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} uinner;
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};
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union U3 {
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union Uinner {
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double d = 3.1415;
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int arr[2];
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} uinner;
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float f;
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};
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void Test() {
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constexpr U0 u0{};
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// CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u0 'const U0' constexpr listinit
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// CHECK-NEXT: | |-value: Union .i Int 42
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constexpr U1 u1{};
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// CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u1 'const U1' constexpr listinit
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// CHECK-NEXT: | |-value: Union .uinner Union .f Float 3.141500e+00
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constexpr U2 u2{};
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// CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u2 'const U2' constexpr listinit
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// CHECK-NEXT: | |-value: Union .uinner
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// CHECK-NEXT: | | `-Union .arr
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// CHECK-NEXT: | | `-Array size=2
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// CHECK-NEXT: | | `-elements: Int 1, Int 2
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constexpr U3 u3a = {.f = 3.1415};
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// CHECK: | `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u3a 'const U3' constexpr cinit
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// CHECK-NEXT: | |-value: Union .f Float 3.141500e+00
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constexpr U3 u3b = {.uinner = {}};
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// CHECK: `-VarDecl {{.*}} <col:{{.*}}, col:{{.*}}> col:{{.*}} u3b 'const U3' constexpr cinit
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// CHECK-NEXT: |-value: Union .uinner Union .d Float 3.141500e+00
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}
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