[clang] [CIR] Initial support for emitting coroutine body (PR #161616)

[Andy Kaylor via cfe-commits]

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@@ -428,6 +428,31 @@ RValue CIRGenFunction::emitBuiltinExpr(const GlobalDecl &gd, unsigned builtinID,
     return emitUnaryFPBuiltin<cir::ATanOp>(*this, *e);
   case Builtin::BI__builtin_elementwise_cos:
     return emitUnaryFPBuiltin<cir::CosOp>(*this, *e);
+  case Builtin::BI__builtin_coro_id:
+  case Builtin::BI__builtin_coro_promise:
+  case Builtin::BI__builtin_coro_resume:
+  case Builtin::BI__builtin_coro_noop:
+  case Builtin::BI__builtin_coro_destroy:
+  case Builtin::BI__builtin_coro_done:
+  case Builtin::BI__builtin_coro_alloc:
+  case Builtin::BI__builtin_coro_begin:
+  case Builtin::BI__builtin_coro_end:
+  case Builtin::BI__builtin_coro_suspend:
+  case Builtin::BI__builtin_coro_align:
+    llvm_unreachable("Error NYI");
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andykaylor wrote:

Sorry. I meant that this should be a call to `cgm.errorNYI()` rather than `llvm_unreachable`

https://github.com/llvm/llvm-project/pull/161616