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Remove useless if statement. 

llvm-svn: 150459
This commit is contained in:
Eli Friedman 2012-02-14 03:54:45 +00:00
parent 4412b23e7e
commit 248f898c5b
1 changed files with 14 additions and 19 deletions
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33
clang/lib/CodeGen/CodeGenFunction.cpp
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@ -636,29 +636,24 @@ void CodeGenFunction::EmitBranchOnBoolExpr(const Expr *Cond,
}
if (const ConditionalOperator *CondOp = dyn_cast<ConditionalOperator>(Cond)) {
// Handle ?: operator.
// br(c ? x : y, t, f) -> br(c, br(x, t, f), br(y, t, f))
llvm::BasicBlock *LHSBlock = createBasicBlock("cond.true");
llvm::BasicBlock *RHSBlock = createBasicBlock("cond.false");
// Just ignore GNU ?: extension.
if (CondOp->getLHS()) {
// br(c ? x : y, t, f) -> br(c, br(x, t, f), br(y, t, f))
llvm::BasicBlock *LHSBlock = createBasicBlock("cond.true");
llvm::BasicBlock *RHSBlock = createBasicBlock("cond.false");
ConditionalEvaluation cond(*this);
EmitBranchOnBoolExpr(CondOp->getCond(), LHSBlock, RHSBlock);
ConditionalEvaluation cond(*this);
EmitBranchOnBoolExpr(CondOp->getCond(), LHSBlock, RHSBlock);
cond.begin(*this);
EmitBlock(LHSBlock);
EmitBranchOnBoolExpr(CondOp->getLHS(), TrueBlock, FalseBlock);
cond.end(*this);
cond.begin(*this);
EmitBlock(LHSBlock);
EmitBranchOnBoolExpr(CondOp->getLHS(), TrueBlock, FalseBlock);
cond.end(*this);
cond.begin(*this);
EmitBlock(RHSBlock);
EmitBranchOnBoolExpr(CondOp->getRHS(), TrueBlock, FalseBlock);
cond.end(*this);
cond.begin(*this);
EmitBlock(RHSBlock);
EmitBranchOnBoolExpr(CondOp->getRHS(), TrueBlock, FalseBlock);
cond.end(*this);
return;
}
return;
}
// Emit the code with the fully general case.