Unbreak build with gcc 4.3: provide missed includes and silence most annoying warnings.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47367 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/IPA/GlobalsModRef.cpp b/lib/Analysis/IPA/GlobalsModRef.cpp
index 880298e..9aafe37 100644
--- a/lib/Analysis/IPA/GlobalsModRef.cpp
+++ b/lib/Analysis/IPA/GlobalsModRef.cpp
@@ -115,11 +115,12 @@
     /// case the most generic behavior of this function should be returned.
     virtual ModRefBehavior getModRefBehavior(Function *F, CallSite CS,
                                          std::vector<PointerAccessInfo> *Info) {
-      if (FunctionRecord *FR = getFunctionInfo(F))
+      if (FunctionRecord *FR = getFunctionInfo(F)) {
         if (FR->FunctionEffect == 0)
           return DoesNotAccessMemory;
         else if ((FR->FunctionEffect & Mod) == 0)
           return OnlyReadsMemory;
+      }
       return AliasAnalysis::getModRefBehavior(F, CS, Info);
     }