fix an obvious bug found by clang++ and collapse a redundant if.

Here's the diagnostic from clang:

/Volumes/Data/dgregor/Projects/llvm/lib/Target/CppBackend/CPPBackend.cpp:989:23: warning: 'gv' is always NULL in this context
        printConstant(gv);
                      ^
1 diagnostic generated.

llvm-svn: 91318

1 files changed, 6 insertions, 7 deletions

diff --git a/llvm/lib/Target/CppBackend/CPPBackend.cpp b/llvm/lib/Target/CppBackend/CPPBackend.cpp
index 4bae6c7..a872fbd 100644
--- a/llvm/lib/Target/CppBackend/CPPBackend.cpp
+++ b/llvm/lib/Target/CppBackend/CPPBackend.cpp
@@ -976,21 +976,20 @@ namespace {
     nl(Out);
     printType(GV->getType());
     if (GV->hasInitializer()) {
-      Constant* Init = GV->getInitializer();
+      Constant *Init = GV->getInitializer();
       printType(Init->getType());
-      if (Function* F = dyn_cast<Function>(Init)) {
+      if (Function *F = dyn_cast<Function>(Init)) {
         nl(Out)<< "/ Function Declarations"; nl(Out);
         printFunctionHead(F);
       } else if (GlobalVariable* gv = dyn_cast<GlobalVariable>(Init)) {
         nl(Out) << "// Global Variable Declarations"; nl(Out);
         printVariableHead(gv);
-      } else  {
-        nl(Out) << "// Constant Definitions"; nl(Out);
-        printConstant(gv);
-      }
-      if (GlobalVariable* gv = dyn_cast<GlobalVariable>(Init)) {
+        
         nl(Out) << "// Global Variable Definitions"; nl(Out);
         printVariableBody(gv);
+      } else  {
+        nl(Out) << "// Constant Definitions"; nl(Out);
+        printConstant(Init);
       }
     }
   }