spell identifier correctly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43718 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/tutorial/LangImpl6.html b/docs/tutorial/LangImpl6.html
index 90f02ab..5a184c2 100644
--- a/docs/tutorial/LangImpl6.html
+++ b/docs/tutorial/LangImpl6.html
@@ -1048,12 +1048,12 @@
 static ExprAST *ParseExpression();
 
 /// identifierexpr
-///   ::= identifer
-///   ::= identifer '(' expression* ')'
+///   ::= identifier
+///   ::= identifier '(' expression* ')'
 static ExprAST *ParseIdentifierExpr() {
   std::string IdName = IdentifierStr;
   
-  getNextToken();  // eat identifer.
+  getNextToken();  // eat identifier.
   
   if (CurTok != '(') // Simple variable ref.
     return new VariableExprAST(IdName);
@@ -1126,7 +1126,7 @@
   return new IfExprAST(Cond, Then, Else);
 }
 
-/// forexpr ::= 'for' identifer '=' expr ',' expr (',' expr)? 'in' expression
+/// forexpr ::= 'for' identifier '=' expr ',' expr (',' expr)? 'in' expression
 static ExprAST *ParseForExpr() {
   getNextToken();  // eat the for.
 
@@ -1134,7 +1134,7 @@
     return Error("expected identifier after for");
   
   std::string IdName = IdentifierStr;
-  getNextToken();  // eat identifer.
+  getNextToken();  // eat identifier.
   
   if (CurTok != '=')
     return Error("expected '=' after for");