[clang-rename] add support for template parameter renaming

Few simple tweaks allow template parameters to be renamed. See
TemplateTypenameFindBy{TemplateParam|TypeInside}.cpp

Reviewers: alexfh

Differential Revision: https://reviews.llvm.org/D22853

llvm-svn: 277437

1 files changed, 7 insertions, 0 deletions

diff --git a/clang-tools-extra/clang-rename/USRLocFinder.cpp b/clang-tools-extra/clang-rename/USRLocFinder.cpp
index 394569a4a7d..d3c64baf742 100644
--- a/clang-tools-extra/clang-rename/USRLocFinder.cpp
+++ b/clang-tools-extra/clang-rename/USRLocFinder.cpp
@@ -104,6 +104,13 @@ public:
         USRSet.end()) {
       checkAndAddLocation(Loc.getBeginLoc());
     }
+    if (const auto *TemplateTypeParm =
+            dyn_cast<TemplateTypeParmType>(Loc.getType())) {
+      if (USRSet.find(getUSRForDecl(TemplateTypeParm->getDecl())) !=
+          USRSet.end()) {
+        checkAndAddLocation(Loc.getBeginLoc());
+      }
+    }
     return true;
   }