[clang-tidy] Ignore substituted template types in modernize-use-nullptr check.

Reviewers: alexfh

Reviewed By: alexfh

Subscribers: xazax.hun, malcolm.parsons, JDevlieghere, cfe-commits

Differential Revision: https://reviews.llvm.org/D30639

llvm-svn: 297009

1 files changed, 17 insertions, 0 deletions

diff --git a/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.cpp b/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.cpp
index 42cdb2d5fe8..7e1eb1459c0 100644
--- a/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.cpp
+++ b/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.cpp
@@ -244,3 +244,20 @@ void f() {
   bool a;
   a = ZZ(Hash());
 }
+
+// Test on ignoring substituted template types.
+template<typename T>
+class TemplateClass {
+ public:
+  explicit TemplateClass(int a, T default_value = 0) {}
+
+  void h(T *default_value = 0) {}
+
+  void f(int* p = 0) {}
+// CHECK-MESSAGES: :[[@LINE-1]]:19: warning: use nullptr
+// CHECK-FIXES: void f(int* p = nullptr) {}
+};
+
+void IgnoreSubstTemplateType() {
+  TemplateClass<int*> a(1);
+}