Aaron Ballman | 8c20828 | 2017-12-21 21:42:42 +0000 | [diff] [blame^] | 1 | // RUN: %clang_cc1 -std=c++14 -verify -ast-dump %s | FileCheck %s
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| 2 | // expected-no-diagnostics
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| 3 |
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| 4 | // CHECK: FunctionDecl {{.*}} used func 'void ()'
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| 5 | // CHECK-NEXT: TemplateArgument type 'int'
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| 6 | // CHECK: LambdaExpr {{.*}} '(lambda at
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| 7 | // CHECK: ParmVarDecl {{.*}} used f 'foo' cinit
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| 8 | // CHECK-NEXT: DeclRefExpr {{.*}} 'foo' EnumConstant {{.*}} 'a' 'foo'
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| 9 |
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| 10 | namespace PR28795 {
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| 11 | template<typename T>
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| 12 | void func() {
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| 13 | enum class foo { a, b };
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| 14 | auto bar = [](foo f = foo::a) { return f; };
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| 15 | bar();
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| 16 | }
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| 17 |
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| 18 | void foo() {
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| 19 | func<int>();
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| 20 | }
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| 21 | }
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| 22 |
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| 23 | // CHECK: ClassTemplateSpecializationDecl {{.*}} struct class2 definition
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| 24 | // CHECK: TemplateArgument type 'int'
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| 25 | // CHECK: LambdaExpr {{.*}} '(lambda at
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| 26 | // CHECK: ParmVarDecl {{.*}} used f 'foo' cinit
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| 27 | // CHECK-NEXT: DeclRefExpr {{.*}} 'foo' EnumConstant {{.*}} 'a' 'foo'
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| 28 |
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| 29 | // Template struct case:
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| 30 | template <class T> struct class2 {
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| 31 | void bar() {
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| 32 | enum class foo { a, b };
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| 33 | [](foo f = foo::a) { return f; }();
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| 34 | }
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| 35 | };
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| 36 |
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| 37 | template struct class2<int>;
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| 38 |
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| 39 | // CHECK: FunctionTemplateDecl {{.*}} f1
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| 40 | // CHECK-NEXT: TemplateTypeParmDecl {{.*}} typename depth 0 index 0 T
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| 41 | // CHECK-NEXT: FunctionDecl {{.*}} f1 'void ()'
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| 42 | // CHECK: FunctionDecl {{.*}} f1 'void ()'
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| 43 | // CHECK-NEXT: TemplateArgument type 'int'
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| 44 | // CHECK: ParmVarDecl {{.*}} n 'foo' cinit
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| 45 | // CHECK-NEXT: DeclRefExpr {{.*}} 'foo' EnumConstant {{.*}} 'a' 'foo'
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| 46 |
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| 47 | template<typename T>
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| 48 | void f1() {
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| 49 | enum class foo { a, b };
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| 50 | struct S {
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| 51 | int g1(foo n = foo::a);
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| 52 | };
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| 53 | }
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| 54 |
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| 55 | template void f1<int>();
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