Index: cfe/trunk/unittests/AST/ASTImporterTest.cpp
===================================================================
--- cfe/trunk/unittests/AST/ASTImporterTest.cpp
+++ cfe/trunk/unittests/AST/ASTImporterTest.cpp
@@ -2362,12 +2362,7 @@
   EXPECT_EQ(ToFD->getPreviousDecl(), ImportedD);
 }
 
-// Disabled temporarily, because the new structural equivalence check
-// (https://reviews.llvm.org/D48628) breaks it.
-// PreviousDecl is not set because there is no structural match.
-// FIXME Enable!
-TEST_P(ImportFriendFunctions,
-    DISABLED_ImportFriendFunctionRedeclChainDefWithClass) {
+TEST_P(ImportFriendFunctions, ImportFriendFunctionRedeclChainDefWithClass) {
   auto Pattern = functionDecl(hasName("f"));
 
   Decl *FromTU = getTuDecl(
@@ -2395,12 +2390,8 @@
             (*ImportedD->param_begin())->getOriginalType());
 }
 
-// Disabled temporarily, because the new structural equivalence check
-// (https://reviews.llvm.org/D48628) breaks it.
-// PreviousDecl is not set because there is no structural match.
-// FIXME Enable!
 TEST_P(ImportFriendFunctions,
-    DISABLED_ImportFriendFunctionRedeclChainDefWithClass_ImportTheProto) {
+       ImportFriendFunctionRedeclChainDefWithClass_ImportTheProto) {
   auto Pattern = functionDecl(hasName("f"));
 
   Decl *FromTU = getTuDecl(
Index: cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp
===================================================================
--- cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp
+++ cfe/trunk/unittests/AST/StructuralEquivalenceTest.cpp
@@ -300,8 +300,7 @@
   EXPECT_FALSE(testStructuralMatch(t));
 }
 
-TEST_F(StructuralEquivalenceFunctionTest, DISABLED_NoexceptNonMatch) {
-  // The expression is not checked yet.
+TEST_F(StructuralEquivalenceFunctionTest, NoexceptNonMatch) {
   auto t = makeNamedDecls("void foo() noexcept(false);",
                           "void foo() noexcept(true);", Lang_CXX11);
   EXPECT_FALSE(testStructuralMatch(t));