diff options
Diffstat (limited to 'lib/CodeGen/CodeGenFunction.cpp')
-rw-r--r-- | lib/CodeGen/CodeGenFunction.cpp | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/lib/CodeGen/CodeGenFunction.cpp b/lib/CodeGen/CodeGenFunction.cpp index 5c269ff06a..0c528b2cb0 100644 --- a/lib/CodeGen/CodeGenFunction.cpp +++ b/lib/CodeGen/CodeGenFunction.cpp @@ -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. |