[ASTImporter] Import member expr with explicit template args
Summary:
Member expressions with explicit template arguments were not imported
correctly: the DeclRefExpr was missing. This patch fixes.
Reviewers: a_sidorin, shafik, a.sidorin
Subscribers: rnkovacs, dkrupp, Szelethus, gamesh411, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D58830
llvm-svn: 355596
diff --git a/clang/unittests/AST/ASTImporterTest.cpp b/clang/unittests/AST/ASTImporterTest.cpp
index 00e12d7..ebab02f 100644
--- a/clang/unittests/AST/ASTImporterTest.cpp
+++ b/clang/unittests/AST/ASTImporterTest.cpp
@@ -2604,6 +2604,56 @@
EXPECT_TRUE(LambdaRec->getDestructor());
}
+TEST_P(ImportFunctions,
+ CallExprOfMemberFunctionTemplateWithExplicitTemplateArgs) {
+ Decl *FromTU = getTuDecl(
+ R"(
+ struct X {
+ template <typename T>
+ void foo(){}
+ };
+ void f() {
+ X x;
+ x.foo<int>();
+ }
+ )",
+ Lang_CXX);
+ auto *FromD = FirstDeclMatcher<FunctionDecl>().match(
+ FromTU, functionDecl(hasName("f")));
+ auto *ToD = Import(FromD, Lang_CXX);
+ EXPECT_TRUE(ToD);
+ EXPECT_TRUE(MatchVerifier<FunctionDecl>().match(
+ ToD, functionDecl(hasName("f"), hasDescendant(declRefExpr()))));
+}
+
+TEST_P(ImportFunctions,
+ DependentCallExprOfMemberFunctionTemplateWithExplicitTemplateArgs) {
+ Decl *FromTU = getTuDecl(
+ R"(
+ struct X {
+ template <typename T>
+ void foo(){}
+ };
+ template <typename T>
+ void f() {
+ X x;
+ x.foo<T>();
+ }
+ void g() {
+ f<int>();
+ }
+ )",
+ Lang_CXX);
+ auto *FromD = FirstDeclMatcher<FunctionDecl>().match(
+ FromTU, functionDecl(hasName("g")));
+ auto *ToD = Import(FromD, Lang_CXX);
+ EXPECT_TRUE(ToD);
+ Decl *ToTU = ToAST->getASTContext().getTranslationUnitDecl();
+ EXPECT_TRUE(MatchVerifier<TranslationUnitDecl>().match(
+ ToTU, translationUnitDecl(hasDescendant(
+ functionDecl(hasName("f"), hasDescendant(declRefExpr()))))));
+}
+
struct ImportFriendFunctions : ImportFunctions {};
TEST_P(ImportFriendFunctions, ImportFriendFunctionRedeclChainProto) {