[clang] [CIR] Upstream lowering of conditional operators to TernaryOp (PR #138156)

[Andy Kaylor via cfe-commits]

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@@ -1195,6 +1197,93 @@ Address CIRGenFunction::emitArrayToPointerDecay(const Expr *e) {
   return Address(ptr, addr.getAlignment());
 }
 
+/// Emit the operand of a glvalue conditional operator. This is either a glvalue
+/// or a (possibly-parenthesized) throw-expression. If this is a throw, no
+/// LValue is returned and the current block has been terminated.
+static std::optional<LValue> emitLValueOrThrowExpression(CIRGenFunction &cgf,
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andykaylor wrote:

Is this being used in this PR?

https://github.com/llvm/llvm-project/pull/138156