[clang] [CIR] Add math and builtin intrinsics support (PR #175233)

[Andy Kaylor via cfe-commits]

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@@ -1605,8 +1735,9 @@ RValue CIRGenFunction::emitBuiltinExpr(const GlobalDecl &gd, unsigned builtinID,
   case Builtin::BImove:
   case Builtin::BImove_if_noexcept:
   case Builtin::BIforward:
-  case Builtin::BIforward_like:
   case Builtin::BIas_const:
+    return RValue::get(emitLValue(e->getArg(0)).getPointer());
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andykaylor wrote:

This should probably also be in a separate PR. It's a trivial change, but it doesn't appear to be tested.

https://github.com/llvm/llvm-project/pull/175233