For PR786:

Minor tweaks in public headers and a few .cpp files so that LLVM can build
successfully with -pedantic and projects using LLVM with -pedantic don't
get warnings from LLVM. There's still more -pedantic warnings to fix.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28453 91177308-0d34-0410-b5e6-96231b3b80d8

lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp

@@ -313,7 +313,7 @@ GenericValue lle_X_sprintf(FunctionType *M, const vector<GenericValue> &Args) {
         if (HowLong >= 1) {
           if (HowLong == 1 &&
               TheInterpreter->getModule().getPointerSize()==Module::Pointer64 &&
-              sizeof(long) < sizeof(long long)) {
+              sizeof(long) < sizeof(int64_t)) {
             // Make sure we use %lld with a 64 bit argument because we might be
             // compiling LLI on a 32 bit compiler.
             unsigned Size = strlen(FmtBuf);