[PATCH] D20197: [clang-tidy] Ignore using-declarations defined in marcro in misc-unused-using-decls checks.

[Haojian Wu via cfe-commits]

hokein updated this revision to Diff 57008.
hokein added a comment.

Address review comments.


http://reviews.llvm.org/D20197

Files:
  clang-tidy/misc/UnusedUsingDeclsCheck.cpp
  test/clang-tidy/misc-unused-using-decls.cpp

Index: test/clang-tidy/misc-unused-using-decls.cpp
===================================================================
--- test/clang-tidy/misc-unused-using-decls.cpp
+++ test/clang-tidy/misc-unused-using-decls.cpp
@@ -70,6 +70,14 @@
 using n::cout;
 using n::endl;
 
+#define DEFINE_INT(name)        \
+  namespace INT {               \
+  static const int _##name = 1; \
+  }                             \
+  using INT::_##name
+DEFINE_INT(test);
+#undef DEFIND_INT
+
 // ----- Usages -----
 void f(B b);
 void g() {
Index: clang-tidy/misc/UnusedUsingDeclsCheck.cpp
===================================================================
--- clang-tidy/misc/UnusedUsingDeclsCheck.cpp
+++ clang-tidy/misc/UnusedUsingDeclsCheck.cpp
@@ -35,6 +35,10 @@
     const auto *TargetDecl =
         Using->shadow_begin()->getTargetDecl()->getCanonicalDecl();
 
+    // Ignores using-declarations defined in macros.
+    if (TargetDecl->getLocation().isMacroID())
+      return;
+
     // Ignores using-declarations defined in class definition.
     if (isa<CXXRecordDecl>(TargetDecl->getDeclContext()))
       return;


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