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1 // Test without serialization:
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2 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -ast-dump %s \
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3 // RUN: | FileCheck -strict-whitespace %s
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4 //
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5 // Test with serialization:
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6 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-pch -o %t %s
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7 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -x c++ -include-pch %t -ast-dump-all /dev/null \
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8 // RUN: | FileCheck -strict-whitespace %s
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9
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10 void test_type_trait() {
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11 // An unary type trait.
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12 enum E {};
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13 (void) __is_enum(E);
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14 // A binary type trait.
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15 (void) __is_same(int ,float);
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16 // An n-ary type trait.
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17 (void) __is_constructible(int, int, int, int);
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18 }
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19
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20 void test_array_type_trait() {
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21 // An array type trait.
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22 (void) __array_rank(int[10][20]);
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23 }
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24
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25 void test_expression_trait() {
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26 // An expression trait.
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27 (void) __is_lvalue_expr(1);
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28 }
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29
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30 void test_unary_expr_or_type_trait() {
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31 // Some UETTs.
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32 (void) sizeof(int);
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33 (void) alignof(int);
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34 (void) __alignof(int);
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35 }
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36 // CHECK: TranslationUnitDecl {{.*}} <<invalid sloc>> <invalid sloc>{{( <undeserialized declarations>)?}}
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37 // CHECK: |-FunctionDecl {{.*}} <{{.*}}ast-dump-traits.cpp:10:1, line:18:1> line:10:6{{( imported)?}} test_type_trait 'void ()'
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38 // CHECK-NEXT: | `-CompoundStmt {{.*}} <col:24, line:18:1>
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39 // CHECK-NEXT: | |-DeclStmt {{.*}} <line:12:3, col:12>
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40 // CHECK-NEXT: | | `-EnumDecl {{.*}} <col:3, col:11> col:8{{( imported)?}} referenced E
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41 // CHECK-NEXT: | |-CStyleCastExpr {{.*}} <line:13:3, col:21> 'void' <ToVoid>
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42 // CHECK-NEXT: | | `-TypeTraitExpr {{.*}} <col:10, col:21> 'bool' __is_enum
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43 // CHECK-NEXT: | |-CStyleCastExpr {{.*}} <line:15:3, col:30> 'void' <ToVoid>
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44 // CHECK-NEXT: | | `-TypeTraitExpr {{.*}} <col:10, col:30> 'bool' __is_same
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45 // CHECK-NEXT: | `-CStyleCastExpr {{.*}} <line:17:3, col:47> 'void' <ToVoid>
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46 // CHECK-NEXT: | `-TypeTraitExpr {{.*}} <col:10, col:47> 'bool' __is_constructible
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47 // CHECK-NEXT: |-FunctionDecl {{.*}} <line:20:1, line:23:1> line:20:6{{( imported)?}} test_array_type_trait 'void ()'
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48 // CHECK-NEXT: | `-CompoundStmt {{.*}} <col:30, line:23:1>
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49 // CHECK-NEXT: | `-CStyleCastExpr {{.*}} <line:22:3, col:34> 'void' <ToVoid>
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50 // CHECK-NEXT: | `-ArrayTypeTraitExpr {{.*}} <col:10, col:34> 'unsigned long' __array_rank
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51 // CHECK-NEXT: |-FunctionDecl {{.*}} <line:25:1, line:28:1> line:25:6{{( imported)?}} test_expression_trait 'void ()'
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52 // CHECK-NEXT: | `-CompoundStmt {{.*}} <col:30, line:28:1>
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53 // CHECK-NEXT: | `-CStyleCastExpr {{.*}} <line:27:3, col:28> 'void' <ToVoid>
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54 // CHECK-NEXT: | `-ExpressionTraitExpr {{.*}} <col:10, col:28> 'bool' __is_lvalue_expr
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55 // CHECK-NEXT: `-FunctionDecl {{.*}} <line:30:1, line:35:1> line:30:6{{( imported)?}} test_unary_expr_or_type_trait 'void ()'
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56 // CHECK-NEXT: `-CompoundStmt {{.*}} <col:38, line:35:1>
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57 // CHECK-NEXT: |-CStyleCastExpr {{.*}} <line:32:3, col:20> 'void' <ToVoid>
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58 // CHECK-NEXT: | `-UnaryExprOrTypeTraitExpr {{.*}} <col:10, col:20> 'unsigned long' sizeof 'int'
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59 // CHECK-NEXT: |-CStyleCastExpr {{.*}} <line:33:3, col:21> 'void' <ToVoid>
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60 // CHECK-NEXT: | `-UnaryExprOrTypeTraitExpr {{.*}} <col:10, col:21> 'unsigned long' alignof 'int'
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61 // CHECK-NEXT: `-CStyleCastExpr {{.*}} <line:34:3, col:23> 'void' <ToVoid>
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62 // CHECK-NEXT: `-UnaryExprOrTypeTraitExpr {{.*}} <col:10, col:23> 'unsigned long' __alignof 'int'
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