47 lines
2.1 KiB
C++
47 lines
2.1 KiB
C++
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// RUN: not %clang_cc1 -triple x86_64-unknown-unknown -Wno-unused-value -fcxx-exceptions -std=gnu++17 -ast-dump -frecovery-ast %s | FileCheck -strict-whitespace %s
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// Check errors flag is set for RecoveryExpr.
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//
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// CHECK: VarDecl {{.*}} a
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// CHECK-NEXT:`-RecoveryExpr {{.*}} contains-errors
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// CHECK-NEXT: `-UnresolvedLookupExpr {{.*}} 'bar'
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int a = bar();
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// The flag propagates through more complicated calls.
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//
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// CHECK: VarDecl {{.*}} b
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// CHECK-NEXT:`-CallExpr {{.*}} contains-errors
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// CHECK-NEXT: |-UnresolvedLookupExpr {{.*}} 'bar'
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// CHECK-NEXT: |-RecoveryExpr {{.*}} contains-errors
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// CHECK-NEXT: | `-UnresolvedLookupExpr {{.*}} 'baz'
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// CHECK-NEXT: `-RecoveryExpr {{.*}} contains-errors
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// CHECK-NEXT: `-UnresolvedLookupExpr {{.*}} 'qux'
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int b = bar(baz(), qux());
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// Also propagates through more complicated expressions.
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//
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// CHECK: |-VarDecl {{.*}} c
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// CHECK-NEXT:| `-BinaryOperator {{.*}} '<dependent type>' contains-errors '*'
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// CHECK-NEXT:| |-UnaryOperator {{.*}} '<dependent type>' contains-errors prefix '&'
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// CHECK-NEXT:| | `-ParenExpr {{.*}} '<dependent type>' contains-errors
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// CHECK-NEXT:| | `-BinaryOperator {{.*}} '<dependent type>' contains-errors '+'
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// CHECK-NEXT:| | |-RecoveryExpr {{.*}} '<dependent type>' contains-errors
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// CHECK-NEXT:| | | `-UnresolvedLookupExpr {{.*}} 'bar'
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// CHECK-NEXT:| | `-RecoveryExpr {{.*}} '<dependent type>' contains-errors
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// CHECK-NEXT:| | `-UnresolvedLookupExpr {{.*}} 'baz'
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int c = &(bar() + baz()) * 10;
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// Errors flag propagates even when type is not dependent anymore.
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// CHECK: |-VarDecl {{.*}} d
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// CHECK-NEXT:| `-CXXStaticCastExpr {{.*}} 'int' contains-errors
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// CHECK-NEXT:| `-BinaryOperator {{.*}} '<dependent type>' contains-errors '+'
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// CHECK-NEXT:| |-RecoveryExpr {{.*}} '<dependent type>' contains-errors
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// CHECK-NEXT:| | `-UnresolvedLookupExpr {{.*}} 'bar'
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// CHECK-NEXT:| `-IntegerLiteral {{.*}} 1
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int d = static_cast<int>(bar() + 1);
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// Error type should result in an invalid decl.
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// CHECK: -VarDecl {{.*}} invalid f 'decltype(<recovery-expr>(bar))'
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decltype(bar()) f;
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