[clang] c0bd9fa - [Concepts] Fix ast dump for immediately declared constraint.
Haojian Wu via cfe-commits
cfe-commits at lists.llvm.org
Tue Jul 28 03:10:18 PDT 2020
Author: Haojian Wu
Date: 2020-07-28T12:10:03+02:00
New Revision: c0bd9fa137c28a3ef833b46b7f9770b060275281
URL: https://github.com/llvm/llvm-project/commit/c0bd9fa137c28a3ef833b46b7f9770b060275281
DIFF: https://github.com/llvm/llvm-project/commit/c0bd9fa137c28a3ef833b46b7f9770b060275281.diff
LOG: [Concepts] Fix ast dump for immediately declared constraint.
Reviewed By: nridge
Differential Revision: https://reviews.llvm.org/D84461
Added:
clang/test/AST/ast-dump-concepts.cpp
Modified:
clang/lib/AST/TextNodeDumper.cpp
Removed:
################################################################################
diff --git a/clang/lib/AST/TextNodeDumper.cpp b/clang/lib/AST/TextNodeDumper.cpp
index 91b984820cd2..5b6c6085e02c 100644
--- a/clang/lib/AST/TextNodeDumper.cpp
+++ b/clang/lib/AST/TextNodeDumper.cpp
@@ -1994,7 +1994,7 @@ void TextNodeDumper::VisitTemplateTypeParmDecl(const TemplateTypeParmDecl *D) {
dumpBareDeclRef(TC->getFoundDecl());
OS << ")";
}
- Visit(TC->getImmediatelyDeclaredConstraint());
+ AddChild([=] { Visit(TC->getImmediatelyDeclaredConstraint()); });
} else if (D->wasDeclaredWithTypename())
OS << " typename";
else
diff --git a/clang/test/AST/ast-dump-concepts.cpp b/clang/test/AST/ast-dump-concepts.cpp
new file mode 100644
index 000000000000..530c1baeffa7
--- /dev/null
+++ b/clang/test/AST/ast-dump-concepts.cpp
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-unknown -std=c++2a -ast-dump -ast-dump-filter Foo %s | FileCheck -strict-whitespace %s
+
+// Test with serialization:
+// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown -emit-pch -o %t %s
+// RUN: %clang_cc1 -x c++ -std=c++20 -triple x86_64-unknown-unknown -include-pch %t \
+// RUN: -ast-dump-all -ast-dump-filter Foo /dev/null \
+// RUN: | FileCheck --strict-whitespace %s
+
+template <typename T, typename U>
+concept binary_concept = true;
+
+template <typename T>
+struct Foo {
+ // CHECK: TemplateTypeParmDecl {{.*}} referenced Concept {{.*}} 'binary_concept'
+ // CHECK-NEXT: |-ConceptSpecializationExpr {{.*}} 'bool'
+ // CHECK-NEXT: `-TemplateArgument {{.*}} type 'int'
+ template <binary_concept<int> R>
+ Foo(R);
+};
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