Commit improved version of 111026 & 111027.

Unused warnings for functions:
-static functions
-functions in anonymous namespace
-class methods in anonymous namespace
-class method specializations in anonymous namespace
-function specializations in anonymous namespace

Unused warnings for variables:
-static variables
-variables in anonymous namespace
-static data members in anonymous namespace
-static data members specializations in anonymous namespace

Reveals lots of opportunities for dead code removal in llvm codebase that will
interest my esteemed colleagues.

llvm-svn: 111086

1 files changed, 9 insertions, 0 deletions

diff --git a/clang/test/Sema/warn-unused-function.c b/clang/test/Sema/warn-unused-function.c
index d5e676b1160..5ae0cce0798 100644
--- a/clang/test/Sema/warn-unused-function.c
+++ b/clang/test/Sema/warn-unused-function.c
@@ -35,3 +35,12 @@ void bar2(void) { }
 
 __attribute__((destructor)) static void bar3(void);
 void bar3(void) { }
+
+static void f10(void); // expected-warning{{unused}}
+static void f10(void);
+
+static void f11(void);
+static void f11(void) { }  // expected-warning{{unused}}
+
+static void f12(void) { }  // expected-warning{{unused}}
+static void f12(void);