forked from OSchip/llvm-project
293 lines
12 KiB
C++
293 lines
12 KiB
C++
// Test without serialization:
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// RUN: %clang_cc1 -std=c++2b -triple x86_64-linux-gnu -fcxx-exceptions -ast-dump %s \
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// RUN: | FileCheck -strict-whitespace %s
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//
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// Test with serialization:
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// RUN: %clang_cc1 -std=c++2b -triple x86_64-linux-gnu -fcxx-exceptions -emit-pch -o %t %s
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// RUN: %clang_cc1 -x c++ -std=c++2b -triple x86_64-linux-gnu -fcxx-exceptions -include-pch %t -ast-dump-all /dev/null \
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// RUN: | sed -e "s/ <undeserialized declarations>//" -e "s/ imported//" \
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// RUN: | FileCheck -strict-whitespace %s
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namespace n {
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void function() {}
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int Variable;
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}
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using n::function;
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using n::Variable;
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void TestFunction() {
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void (*f)() = &function;
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// CHECK: DeclRefExpr{{.*}} (UsingShadow{{.*}}function
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Variable = 4;
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// CHECK: DeclRefExpr{{.*}} (UsingShadow{{.*}}Variable
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}
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// CHECK: FunctionDecl {{.*}} TestCatch1
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void TestCatch1() {
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// CHECK: CXXTryStmt
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// CHECK-NEXT: CompoundStmt
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try {
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}
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// CHECK-NEXT: CXXCatchStmt
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// CHECK-NEXT: VarDecl {{.*}} x
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// CHECK-NEXT: CompoundStmt
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catch (int x) {
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}
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}
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// CHECK: FunctionDecl {{.*}} TestCatch2
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void TestCatch2() {
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// CHECK: CXXTryStmt
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// CHECK-NEXT: CompoundStmt
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try {
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}
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// CHECK-NEXT: CXXCatchStmt
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// CHECK-NEXT: NULL
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// CHECK-NEXT: CompoundStmt
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catch (...) {
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}
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}
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void TestAllocationExprs() {
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int *p;
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p = new int;
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delete p;
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p = new int[2];
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delete[] p;
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p = ::new int;
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::delete p;
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}
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// CHECK: FunctionDecl {{.*}} TestAllocationExprs
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// CHECK: CXXNewExpr {{.*}} 'int *' Function {{.*}} 'operator new'
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// CHECK: CXXDeleteExpr {{.*}} 'void' Function {{.*}} 'operator delete'
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// CHECK: CXXNewExpr {{.*}} 'int *' array Function {{.*}} 'operator new[]'
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// CHECK: CXXDeleteExpr {{.*}} 'void' array Function {{.*}} 'operator delete[]'
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// CHECK: CXXNewExpr {{.*}} 'int *' global Function {{.*}} 'operator new'
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// CHECK: CXXDeleteExpr {{.*}} 'void' global Function {{.*}} 'operator delete'
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// Don't crash on dependent exprs that haven't been resolved yet.
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template <typename T>
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void TestDependentAllocationExpr() {
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T *p = new T;
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delete p;
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}
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// CHECK: FunctionTemplateDecl {{.*}} TestDependentAllocationExpr
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// CHECK: CXXNewExpr {{.*'T \*'$}}
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// CHECK: CXXDeleteExpr {{.*'void'$}}
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template <typename T>
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class DependentScopeMemberExprWrapper {
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T member;
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};
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template <typename T>
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void TestDependentScopeMemberExpr() {
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DependentScopeMemberExprWrapper<T> obj;
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obj.member = T();
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(&obj)->member = T();
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}
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// CHECK: FunctionTemplateDecl {{.*}} TestDependentScopeMemberExpr
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// CHECK: CXXDependentScopeMemberExpr {{.*}} lvalue .member
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// CHECK: CXXDependentScopeMemberExpr {{.*}} lvalue ->member
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union U {
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int i;
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long l;
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};
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void TestUnionInitList()
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{
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U us[3] = {1};
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// CHECK: VarDecl {{.+}} <col:3, col:15> col:5 us 'U[3]' cinit
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// CHECK-NEXT: `-InitListExpr {{.+}} <col:13, col:15> 'U[3]'
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// CHECK-NEXT: |-array_filler: InitListExpr {{.+}} <col:15> 'U' field Field {{.+}} 'i' 'int'
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// CHECK-NEXT: `-InitListExpr {{.+}} <col:14> 'U' field Field {{.+}} 'i' 'int'
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// CHECK-NEXT: `-IntegerLiteral {{.+}} <col:14> 'int' 1
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}
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void TestSwitch(int i) {
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switch (int a; i)
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;
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// CHECK: SwitchStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5> has_init
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:11, col:15> col:15 a 'int'
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:18> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
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// CHECK-NEXT: NullStmt
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}
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void TestIf(bool b) {
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if (int i = 12; b)
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;
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// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5> has_init
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:7, col:15> col:11 i 'int' cinit
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// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:15> 'int' 12
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:19> 'bool' lvalue ParmVar 0x{{[^ ]*}} 'b' 'bool'
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// CHECK-NEXT: NullStmt
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if constexpr (sizeof(b) == 1)
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;
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// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
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// CHECK-NEXT: ConstantExpr 0x{{[^ ]*}} <line:[[@LINE-3]]:17, col:30> 'bool'
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// CHECK-NEXT: value: Int 1
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// CHECK-NEXT: BinaryOperator
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// CHECK-NEXT: UnaryExprOrTypeTraitExpr
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// CHECK-NEXT: ParenExpr
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// CHECK-NEXT: DeclRefExpr
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: IntegerLiteral
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// CHECK-NEXT: NullStmt
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if constexpr (sizeof(b) == 1)
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;
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else
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;
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// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-4]]:3, line:[[@LINE-1]]:5> has_else
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// CHECK-NEXT: ConstantExpr 0x{{[^ ]*}} <line:[[@LINE-5]]:17, col:30> 'bool'
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// CHECK-NEXT: value: Int 1
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// CHECK-NEXT: BinaryOperator
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// CHECK-NEXT: UnaryExprOrTypeTraitExpr
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// CHECK-NEXT: ParenExpr
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// CHECK-NEXT: DeclRefExpr
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: IntegerLiteral
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// CHECK-NEXT: NullStmt
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// CHECK-NEXT: NullStmt
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if consteval {}
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// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:17> consteval
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// CHECK-NEXT: CompoundStmt
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if ! consteval {}
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else {}
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// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:9> has_else !consteval
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: CompoundStmt
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}
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struct Container {
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int *begin() const;
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int *end() const;
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};
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void TestIteration() {
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for (int i = 0; int j = i; ++i)
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;
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// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:8, col:16> col:12 used i 'int' cinit
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// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:16> 'int' 0
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:19, col:27> col:23 used j 'int' cinit
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:27> 'int' lvalue Var 0x{{[^ ]*}} 'i' 'int'
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// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}} <col:23> 'bool' <IntegralToBoolean>
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// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}} <col:23> 'int' <LValueToRValue>
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:23> 'int' lvalue Var 0x{{[^ ]*}} 'j' 'int'
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:30, col:32> 'int' lvalue prefix '++'
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:32> 'int' lvalue Var 0x{{[^ ]*}} 'i' 'int'
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// CHECK-NEXT: NullStmt
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int vals[10];
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for (int v : vals)
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;
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// CHECK: CXXForRangeStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
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// CHECK-NEXT: <<<NULL>>>
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:16> col:16 implicit used __range1 'int (&)[10]' cinit
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:16> 'int[10]' lvalue Var 0x{{[^ ]*}} 'vals' 'int[10]'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:14> col:14 implicit used __begin1 'int *':'int *' cinit
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int[10]' lvalue Var 0x{{[^ ]*}} '__range1' 'int (&)[10]'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:14, col:16> col:14 implicit used __end1 'int *':'int *' cinit
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// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:14, col:16> 'int *' '+'
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int[10]' lvalue Var 0x{{[^ ]*}} '__range1' 'int (&)[10]'
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// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:16> 'long' 10
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// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:14> 'bool' '!='
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__end1' 'int *':'int *'
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue prefix '++'
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:8, col:14> col:12 v 'int' cinit
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:14> 'int' lvalue prefix '*' cannot overflow
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: NullStmt
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Container C;
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for (int v : C)
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;
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// CHECK: CXXForRangeStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
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// CHECK-NEXT: <<<NULL>>>
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:16> col:16 implicit used __range1 'Container &' cinit
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:16> 'Container' lvalue Var 0x{{[^ ]*}} 'C' 'Container'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:14> col:14 implicit used __begin1 'int *':'int *' cinit
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// CHECK-NEXT: CXXMemberCallExpr 0x{{[^ ]*}} <col:14> 'int *'
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// CHECK-NEXT: MemberExpr 0x{{[^ ]*}} <col:14> '<bound member function type>' .begin 0x{{[^ ]*}}
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'Container' lvalue Var 0x{{[^ ]*}} '__range1' 'Container &'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:14> col:14 implicit used __end1 'int *':'int *' cinit
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// CHECK-NEXT: CXXMemberCallExpr 0x{{[^ ]*}} <col:14> 'int *'
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// CHECK-NEXT: MemberExpr 0x{{[^ ]*}} <col:14> '<bound member function type>' .end 0x{{[^ ]*}}
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'Container' lvalue Var 0x{{[^ ]*}} '__range1' 'Container &'
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// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:14> 'bool' '!='
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__end1' 'int *':'int *'
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue prefix '++'
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:8, col:14> col:12 v 'int' cinit
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:14> 'int' lvalue prefix '*' cannot overflow
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: NullStmt
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for (int a; int v : vals)
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;
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// CHECK: CXXForRangeStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:8, col:12> col:12 a 'int'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:23> col:23 implicit used __range1 'int (&)[10]' cinit
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:23> 'int[10]' lvalue Var 0x{{[^ ]*}} 'vals' 'int[10]'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:21> col:21 implicit used __begin1 'int *':'int *' cinit
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:21> 'int[10]' lvalue Var 0x{{[^ ]*}} '__range1' 'int (&)[10]'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:21, col:23> col:21 implicit used __end1 'int *':'int *' cinit
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// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:21, col:23> 'int *' '+'
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:21> 'int[10]' lvalue Var 0x{{[^ ]*}} '__range1' 'int (&)[10]'
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// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:23> 'long' 10
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// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:21> 'bool' '!='
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:21> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:21> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__end1' 'int *':'int *'
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:21> 'int *':'int *' lvalue prefix '++'
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:21> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: DeclStmt
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// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:15, col:21> col:19 v 'int' cinit
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:21> 'int' lvalue prefix '*' cannot overflow
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:21> 'int *':'int *' lvalue Var 0x{{[^ ]*}} '__begin1' 'int *':'int *'
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// CHECK-NEXT: NullStmt
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}
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