diff options
Diffstat (limited to 'examples/Kaleidoscope/Orc/initial/toy.cpp')
-rw-r--r-- | examples/Kaleidoscope/Orc/initial/toy.cpp | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/examples/Kaleidoscope/Orc/initial/toy.cpp b/examples/Kaleidoscope/Orc/initial/toy.cpp index 662c871904c..8dab73bf73a 100644 --- a/examples/Kaleidoscope/Orc/initial/toy.cpp +++ b/examples/Kaleidoscope/Orc/initial/toy.cpp @@ -86,7 +86,7 @@ static int gettok() { LastChar = getchar(); } while (isdigit(LastChar) || LastChar == '.'); - NumVal = strtod(NumStr.c_str(), 0); + NumVal = strtod(NumStr.c_str(), nullptr); return tok_number; } @@ -386,7 +386,6 @@ static std::unique_ptr<ForExprAST> ParseForExpr() { return ErrorU<ForExprAST>("expected '=' after for"); getNextToken(); // eat '='. - auto Start = ParseExpression(); if (!Start) return nullptr; @@ -747,7 +746,7 @@ static AllocaInst *CreateEntryBlockAlloca(Function *TheFunction, const std::string &VarName) { IRBuilder<> TmpB(&TheFunction->getEntryBlock(), TheFunction->getEntryBlock().begin()); - return TmpB.CreateAlloca(Type::getDoubleTy(getGlobalContext()), 0, + return TmpB.CreateAlloca(Type::getDoubleTy(getGlobalContext()), nullptr, VarName.c_str()); } @@ -759,7 +758,7 @@ Value *VariableExprAST::IRGen(IRGenContext &C) const { // Look this variable up in the function. Value *V = C.NamedValues[Name]; - if (V == 0) + if (!V) return ErrorP<Value>("Unknown variable name '" + Name + "'"); // Load the value. @@ -959,7 +958,7 @@ Value *ForExprAST::IRGen(IRGenContext &C) const { // Compute the end condition. Value *EndCond = End->IRGen(C); - if (EndCond == 0) return EndCond; + if (!EndCond) return nullptr; // Reload, increment, and restore the alloca. This handles the case where // the body of the loop mutates the variable. @@ -987,7 +986,6 @@ Value *ForExprAST::IRGen(IRGenContext &C) const { else C.NamedValues.erase(VarName); - // for expr always returns 0.0. return Constant::getNullValue(Type::getDoubleTy(getGlobalContext())); } |