[PATCH] D63817: [clangd] No longer getting template instantiations from header files in Main AST.

[Johan Vikström via Phabricator via cfe-commits]

jvikstrom updated this revision to Diff 206684.
jvikstrom marked 2 inline comments as done.
jvikstrom added a comment.

Using isInMainFile instead


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63817/new/

https://reviews.llvm.org/D63817

Files:
  clang-tools-extra/clangd/ClangdUnit.cpp
  clang-tools-extra/clangd/unittests/ClangdUnitTests.cpp


Index: clang-tools-extra/clangd/unittests/ClangdUnitTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/ClangdUnitTests.cpp
+++ clang-tools-extra/clangd/unittests/ClangdUnitTests.cpp
@@ -83,6 +83,26 @@
   EXPECT_THAT(AST.getLocalTopLevelDecls(), ElementsAre(DeclNamed("main")));
 }
 
+TEST(ClangdUnitTest, DoesNotGetIncludedTopDecls) {
+  TestTU TU;
+  TU.HeaderCode = R"cpp(
+    #define LL void foo(){}
+    template<class T>
+    struct H {
+      H() {}
+      LL
+    };
+  )cpp";
+  TU.Code = R"cpp(
+    int main() {
+      H<int> h;
+      h.foo();
+    }
+  )cpp";
+  auto AST = TU.build();
+  EXPECT_THAT(AST.getLocalTopLevelDecls(), ElementsAre(DeclNamed("main")));
+}
+
 TEST(ClangdUnitTest, TokensAfterPreamble) {
   TestTU TU;
   TU.AdditionalFiles["foo.h"] = R"(
Index: clang-tools-extra/clangd/ClangdUnit.cpp
===================================================================
--- clang-tools-extra/clangd/ClangdUnit.cpp
+++ clang-tools-extra/clangd/ClangdUnit.cpp
@@ -67,8 +67,10 @@
 
   bool HandleTopLevelDecl(DeclGroupRef DG) override {
     for (Decl *D : DG) {
-      if (D->isFromASTFile())
+      auto &SM = D->getASTContext().getSourceManager();
+      if (!SM.isWrittenInMainFile(SM.getExpansionLoc(D->getLocation()))) {
         continue;
+      }
 
       // ObjCMethodDecl are not actually top-level decls.
       if (isa<ObjCMethodDecl>(D))


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D63817.206684.patch
Type: text/x-patch
Size: 1436 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/cfe-commits/attachments/20190626/b44728e7/attachment.bin>