[clang] [CIR] Add nothrow attribute to the call operation (PR #145178)

[Bruno Cardoso Lopes via cfe-commits]

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@@ -611,6 +611,9 @@ static mlir::ParseResult parseCallCommon(mlir::OpAsmParser &parser,
   if (parser.parseRParen())
     return mlir::failure();
 
+  if (parser.parseOptionalKeyword("nothrow").succeeded())
+    result.addAttribute("nothrow", mlir::UnitAttr::get(parser.getContext()));
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bcardosolopes wrote:

Same for the literal string here.

https://github.com/llvm/llvm-project/pull/145178