[llvm] [MC,ELF] Emit warning if a string constant contains newline char. (PR #98060)

[Dmitriy Chestnykh via llvm-commits]

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@@ -646,7 +646,8 @@ AsmToken AsmLexer::LexQuote() {
     return AsmToken(AsmToken::String, StringRef(TokStart, CurPtr - TokStart));
   }
 
-  // TODO: does gas allow multiline string constants?
+  // gas doesn't allow multiline string constants
+  // and emits a warning if a string constant contains newline character
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chestnykh wrote:

Done

https://github.com/llvm/llvm-project/pull/98060