Update the tutorial to match changes to examples/Kaleidoscope.

One change I'm not folding in is the removal of two unused variables that
caused warnings, because those were there for expository purposes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81721 91177308-0d34-0410-b5e6-96231b3b80d8

docs/tutorial/LangImpl6.html

@@ -207,7 +207,7 @@ the prototype for a user-defined operator, we need to parse it:</p>
 static PrototypeAST *ParsePrototype() {
   std::string FnName;
   
-  <b>int Kind = 0;  // 0 = identifier, 1 = unary, 2 = binary.
+  <b>unsigned Kind = 0;  // 0 = identifier, 1 = unary, 2 = binary.
   unsigned BinaryPrecedence = 30;</b>
   
   switch (CurTok) {
@@ -283,7 +283,8 @@ Value *BinaryExprAST::Codegen() {
   case '&lt;':
     L = Builder.CreateFCmpULT(L, R, "cmptmp");
     // Convert bool 0/1 to double 0.0 or 1.0
-    return Builder.CreateUIToFP(L, Type::getDoubleTy(getGlobalContext()), "booltmp");
+    return Builder.CreateUIToFP(L, Type::getDoubleTy(getGlobalContext()),
+                                "booltmp");
   <b>default: break;</b>
   }
   
@@ -438,7 +439,7 @@ with:</p>
 static PrototypeAST *ParsePrototype() {
   std::string FnName;
   
-  int Kind = 0;  // 0 = identifier, 1 = unary, 2 = binary.
+  unsigned Kind = 0;  // 0 = identifier, 1 = unary, 2 = binary.
   unsigned BinaryPrecedence = 30;
   
   switch (CurTok) {
@@ -821,12 +822,15 @@ if/then/else and for expressions..  To build this example, use:
 <pre>
 #include "llvm/DerivedTypes.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
+#include "llvm/ExecutionEngine/Interpreter.h"
+#include "llvm/ExecutionEngine/JIT.h"
 #include "llvm/LLVMContext.h"
 #include "llvm/Module.h"
 #include "llvm/ModuleProvider.h"
 #include "llvm/PassManager.h"
 #include "llvm/Analysis/Verifier.h"
 #include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetSelect.h"
 #include "llvm/Transforms/Scalar.h"
 #include "llvm/Support/IRBuilder.h"
 #include &lt;cstdio&gt;
@@ -1268,7 +1272,7 @@ static ExprAST *ParseExpression() {
 static PrototypeAST *ParsePrototype() {
   std::string FnName;
   
-  int Kind = 0;  // 0 = identifier, 1 = unary, 2 = binary.
+  unsigned Kind = 0;  // 0 = identifier, 1 = unary, 2 = binary.
   unsigned BinaryPrecedence = 30;
   
   switch (CurTok) {
@@ -1473,7 +1477,8 @@ Value *IfExprAST::Codegen() {
   // Emit merge block.
   TheFunction-&gt;getBasicBlockList().push_back(MergeBB);
   Builder.SetInsertPoint(MergeBB);
-  PHINode *PN = Builder.CreatePHI(Type::getDoubleTy(getGlobalContext()), "iftmp");
+  PHINode *PN = Builder.CreatePHI(Type::getDoubleTy(getGlobalContext()),
+                                  "iftmp");
   
   PN-&gt;addIncoming(ThenV, ThenBB);
   PN-&gt;addIncoming(ElseV, ElseBB);
@@ -1575,8 +1580,10 @@ Value *ForExprAST::Codegen() {
 
 Function *PrototypeAST::Codegen() {
   // Make the function type:  double(double,double) etc.
-  std::vector&lt;const Type*&gt; Doubles(Args.size(), Type::getDoubleTy(getGlobalContext()));
-  FunctionType *FT = FunctionType::get(Type::getDoubleTy(getGlobalContext()), Doubles, false);
+  std::vector&lt;const Type*&gt; Doubles(Args.size(),
+                                   Type::getDoubleTy(getGlobalContext()));
+  FunctionType *FT = FunctionType::get(Type::getDoubleTy(getGlobalContext()),
+                                       Doubles, false);
   
   Function *F = Function::Create(FT, Function::ExternalLinkage, Name, TheModule);
   
@@ -1688,7 +1695,7 @@ static void HandleTopLevelExpression() {
       
       // Cast it to the right type (takes no arguments, returns a double) so we
       // can call it as a native function.
-      double (*FP)() = (double (*)())FPtr;
+      double (*FP)() = (double (*)())(intptr_t)FPtr;
       fprintf(stderr, "Evaluated to %f\n", FP());
     }
   } else {
@@ -1770,6 +1777,8 @@ int main() {
   // Simplify the control flow graph (deleting unreachable blocks, etc).
   OurFPM.add(createCFGSimplificationPass());
 
+  OurFPM.doInitialization();
+
   // Set the global so the code gen can use this.
   TheFPM = &amp;OurFPM;