From: John McCall <rjmccall@apple.com>
Date: Wed, 9 Feb 2011 08:31:17 +0000 (+0000)
Subject: Give these little helper functions definitions so that newer gccs stop
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f8c7fdbfc6854a11f0823dd11514af5a8d759aff;p=clang

Give these little helper functions definitions so that newer gccs stop
complaining.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@125184 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/Stmt.cpp b/lib/AST/Stmt.cpp
index b4abd05d68..92af03a542 100644
--- a/lib/AST/Stmt.cpp
+++ b/lib/AST/Stmt.cpp
@@ -87,15 +87,19 @@ bool Stmt::CollectingStats(bool Enable) {
 namespace {
   struct good {};
   struct bad {};
-  static inline good is_good(good); // static inline to suppress unused warning
+
+  // These silly little functions have to be static inline to suppress
+  // unused warnings, and they have to be defined to suppress other
+  // warnings.
+  static inline good is_good(good) {}
 
   typedef Stmt::child_range children_t();
-  template <class T> good implements_children(children_t T::*);
-  static inline bad implements_children(children_t Stmt::*);
+  template <class T> good implements_children(children_t T::*) {}
+  static inline bad implements_children(children_t Stmt::*) {}
 
   typedef SourceRange getSourceRange_t() const;
-  template <class T> good implements_getSourceRange(getSourceRange_t T::*);
-  static inline bad implements_getSourceRange(getSourceRange_t Stmt::*);
+  template <class T> good implements_getSourceRange(getSourceRange_t T::*) {}
+  static inline bad implements_getSourceRange(getSourceRange_t Stmt::*) {}
 
 #define ASSERT_IMPLEMENTS_children(type) \
   (void) sizeof(is_good(implements_children(&type::children)))