llvm-project/clang/test/AST/ast-dump-stmt.c

386 lines
16 KiB
C

// RUN: %clang_cc1 -std=gnu11 -ast-dump %s | FileCheck -strict-whitespace %s
int TestLocation = 0;
// CHECK: VarDecl{{.*}}TestLocation
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:20> 'int' 0
int TestIndent = 1 + (1);
// CHECK: VarDecl{{.*}}TestIndent
// CHECK-NEXT: {{^}}| `-BinaryOperator{{[^()]*$}}
// CHECK-NEXT: {{^}}| |-IntegerLiteral{{.*0[^()]*$}}
// CHECK-NEXT: {{^}}| `-ParenExpr{{.*0[^()]*$}}
// CHECK-NEXT: {{^}}| `-IntegerLiteral{{.*0[^()]*$}}
void TestDeclStmt() {
int x = 0;
int y, z;
}
// CHECK: FunctionDecl{{.*}}TestDeclStmt
// CHECK-NEXT: CompoundStmt
// CHECK-NEXT: DeclStmt
// CHECK-NEXT: VarDecl{{.*}}x
// CHECK-NEXT: IntegerLiteral
// CHECK-NEXT: DeclStmt
// CHECK-NEXT: VarDecl{{.*}}y
// CHECK-NEXT: VarDecl{{.*}}z
int TestOpaqueValueExpr = 0 ?: 1;
// CHECK: VarDecl{{.*}}TestOpaqueValueExpr
// CHECK-NEXT: BinaryConditionalOperator
// CHECK-NEXT: IntegerLiteral
// CHECK-NEXT: OpaqueValueExpr
// CHECK-NEXT: IntegerLiteral
// CHECK-NEXT: OpaqueValueExpr
// CHECK-NEXT: IntegerLiteral
// CHECK-NEXT: IntegerLiteral
void TestUnaryOperatorExpr(void) {
char T1 = 1;
int T2 = 1;
T1++;
T2++;
// CHECK: UnaryOperator{{.*}}postfix '++' cannot overflow
// CHECK-NEXT: DeclRefExpr{{.*}}'T1' 'char'
// CHECK-NOT: UnaryOperator{{.*}}postfix '++' cannot overflow
// CHECK: DeclRefExpr{{.*}}'T2' 'int'
-T1;
-T2;
// CHECK: UnaryOperator{{.*}}prefix '-' cannot overflow
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr{{.*}}'T1' 'char'
// CHECK-NOT: UnaryOperator{{.*}}prefix '-' cannot overflow
// CHECK: ImplicitCastExpr
// CHECK: DeclRefExpr{{.*}}'T2' 'int'
~T1;
~T2;
// CHECK: UnaryOperator{{.*}}prefix '~' cannot overflow
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr{{.*}}'T1' 'char'
// CHECK: UnaryOperator{{.*}}prefix '~' cannot overflow
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr{{.*}}'T2' 'int'
}
void TestGenericSelectionExpressions(int i) {
_Generic(i, int : 12);
// CHECK: GenericSelectionExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:23> 'int'
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}}
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// FIXME: note that the following test line has a spurious whitespace.
// CHECK-NEXT: case 'int' selected
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:21> 'int' 12
_Generic(i, int : 12, default : 0);
// CHECK: GenericSelectionExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:36> 'int'
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}}
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// FIXME: note that the following test line has a spurious whitespace.
// CHECK-NEXT: case 'int' selected
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:21> 'int' 12
// CHECK-NEXT: default
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:35> 'int' 0
_Generic(i, default : 0, int : 12);
// CHECK: GenericSelectionExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:36> 'int'
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}}
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// CHECK-NEXT: default
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:25> 'int' 0
// FIXME: note that the following test line has a spurious whitespace.
// CHECK-NEXT: case 'int' selected
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:34> 'int' 12
_Generic(i, int : 12, float : 10, default : 100);
// CHECK: GenericSelectionExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:50> 'int'
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}}
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// FIXME: note that the following test line has a spurious whitespace.
// CHECK-NEXT: case 'int' selected
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:21> 'int' 12
// FIXME: note that the following test line has a spurious whitespace.
// CHECK-NEXT: case 'float'
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'float'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:33> 'int' 10
// CHECK-NEXT: default
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:47> 'int' 100
int j = _Generic(i, int : 12);
// CHECK: DeclStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:32>
// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:3, col:31> col:7 j 'int' cinit
// CHECK-NEXT: GenericSelectionExpr 0x{{[^ ]*}} <col:11, col:31> 'int'
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}}
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:20> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// FIXME: note that the following test line has a spurious whitespace.
// CHECK-NEXT: case 'int' selected
// CHECK-NEXT: BuiltinType 0x{{[^ ]*}} 'int'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:29> 'int' 12
}
void TestLabelsAndGoto(void) {
// Note: case and default labels are handled by TestSwitch().
label1:
;
// CHECK: LabelStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:1, line:[[@LINE-1]]:3> 'label1'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <col:3>
goto label2;
// CHECK-NEXT: GotoStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:8> 'label2' 0x{{[^ ]*}}
label2:
0;
// CHECK-NEXT: LabelStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:1, line:[[@LINE-1]]:3> 'label2'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:3> 'int' 0
void *ptr = &&label1;
// CHECK-NEXT: DeclStmt
// CHECK-NEXT: VarDecl
// CHECK-NEXT: AddrLabelExpr 0x{{[^ ]*}} <col:15, col:17> 'void *' label1 0x{{[^ ]*}}
goto *ptr;
// CHECK-NEXT: IndirectGotoStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:9>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:9> 'void *' lvalue Var 0x{{[^ ]*}} 'ptr' 'void *'
}
void TestSwitch(int i) {
switch (i) {
// CHECK: SwitchStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, line:[[@LINE+32]]:3>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:11> 'int' lvalue ParmVar 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: CompoundStmt 0x{{[^ ]*}} <col:14, line:[[@LINE+29]]:3>
case 0:
break;
// CHECK-NEXT: CaseStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: ConstantExpr
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:8> 'int' 0
// CHECK-NEXT: BreakStmt 0x{{[^ ]*}} <line:[[@LINE-4]]:5>
case 1:
case 2:
break;
// CHECK-NEXT: CaseStmt 0x{{[^ ]*}} <line:[[@LINE-3]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: ConstantExpr
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:8> 'int' 1
// CHECK-NEXT: CaseStmt 0x{{[^ ]*}} <line:[[@LINE-5]]:3, line:[[@LINE-4]]:5>
// CHECK-NEXT: ConstantExpr
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:8> 'int' 2
// CHECK-NEXT: BreakStmt 0x{{[^ ]*}} <line:[[@LINE-7]]:5>
default:
break;
// CHECK-NEXT: DefaultStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: BreakStmt 0x{{[^ ]*}} <col:5>
case 3 ... 5:
break;
// CHECK-NEXT: CaseStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5> gnu_range
// CHECK-NEXT: ConstantExpr
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:8> 'int' 3
// CHECK-NEXT: ConstantExpr
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:14> 'int' 5
// CHECK-NEXT: BreakStmt 0x{{[^ ]*}} <line:[[@LINE-6]]:5>
}
}
void TestIf(_Bool b) {
if (b)
;
// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:7> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt
if (b) {}
// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:11>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:7> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: CompoundStmt
if (b)
;
else
;
// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-4]]:3, line:[[@LINE-1]]:5> has_else
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:7> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-6]]:5>
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-5]]:5>
if (b) {}
else {}
// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:9> has_else
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:7> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: CompoundStmt 0x{{[^ ]*}} <col:10, col:11>
// CHECK-NEXT: CompoundStmt 0x{{[^ ]*}} <line:[[@LINE-5]]:8, col:9>
if (b)
;
else if (b)
;
// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-4]]:3, line:[[@LINE-1]]:5> has_else
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:7> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-6]]:5>
// CHECK-NEXT: IfStmt 0x{{[^ ]*}} <line:[[@LINE-6]]:8, line:[[@LINE-5]]:5>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-8]]:5>
if (b)
;
else if (b)
;
else
;
// CHECK: IfStmt 0x{{[^ ]*}} <line:[[@LINE-6]]:3, line:[[@LINE-1]]:5> has_else
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:7> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-8]]:5>
// CHECK-NEXT: IfStmt 0x{{[^ ]*}} <line:[[@LINE-8]]:8, line:[[@LINE-5]]:5> has_else
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-10]]:5>
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-9]]:5>
}
void TestIteration(_Bool b) {
while (b)
;
// CHECK: WhileStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:10> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-4]]:5>
do
;
while (b);
// CHECK: DoStmt 0x{{[^ ]*}} <line:[[@LINE-3]]:3, line:[[@LINE-1]]:11>
// CHECK-NEXT: NullStmt 0x{{[^ ]*}} <line:[[@LINE-3]]:5>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:10> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
for (int i = 0; i < 10; ++i)
;
// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: DeclStmt
// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:8, col:16> col:12 used i 'int' cinit
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:16> 'int' 0
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:19, col:23> 'int' '<'
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:19> 'int' lvalue Var 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:23> 'int' 10
// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:27, col:29> 'int' prefix '++'
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:29> 'int' lvalue Var 0x{{[^ ]*}} 'i' 'int'
// CHECK-NEXT: NullStmt
for (b; b; b)
;
// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:8> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:11> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:14> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt
for (; b; b = !b)
;
// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:10> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <col:13, col:18> '_Bool' '='
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:13> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:17, col:18> 'int' prefix '!' cannot overflow
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:18> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt
for (; b;)
;
// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:10> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: NullStmt
for (;; b = !b)
;
// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: BinaryOperator 0x{{[^ ]*}} <line:[[@LINE-6]]:11, col:16> '_Bool' '='
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:11> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: UnaryOperator 0x{{[^ ]*}} <col:15, col:16> 'int' prefix '!' cannot overflow
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:16> '_Bool' lvalue ParmVar 0x{{[^ ]*}} 'b' '_Bool'
// CHECK-NEXT: NullStmt
for (;;)
;
// CHECK: ForStmt 0x{{[^ ]*}} <line:[[@LINE-2]]:3, line:[[@LINE-1]]:5>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: <<<NULL>>>
// CHECK-NEXT: NullStmt
}
void TestJumps(void) {
// goto and computed goto was tested in TestLabelsAndGoto().
while (1) {
continue;
// CHECK: ContinueStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:5>
break;
// CHECK: BreakStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:5>
}
return;
// CHECK: ReturnStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3>
return TestSwitch(1);
// CHECK: ReturnStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:22>
// CHECK-NEXT: CallExpr 0x{{[^ ]*}} <col:10, col:22> 'void'
}
void TestMiscStmts(void) {
({int a = 10; a;});
// CHECK: StmtExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:20> 'int'
// CHECK-NEXT: CompoundStmt
// CHECK-NEXT: DeclStmt
// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:5, col:13> col:9 used a 'int' cinit
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:13> 'int' 10
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:17> 'int' lvalue Var 0x{{[^ ]*}} 'a' 'int'
({int a = 10; a;;; });
// CHECK-NEXT: StmtExpr 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:23> 'int'
// CHECK-NEXT: CompoundStmt
// CHECK-NEXT: DeclStmt
// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:5, col:13> col:9 used a 'int' cinit
// CHECK-NEXT: IntegerLiteral 0x{{[^ ]*}} <col:13> 'int' 10
// CHECK-NEXT: ImplicitCastExpr
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:17> 'int' lvalue Var 0x{{[^ ]*}} 'a' 'int'
// CHECK-NEXT: NullStmt
// CHECK-NEXT: NullStmt
}