================
@@ -1196,6 +1342,11 @@ void StreamChecker::evalGetdelim(const FnDescription
*Desc,
E.isStreamEof() ? ErrorFEof : ErrorFEof | ErrorFError;
StateFailed = E.setStreamState(
StateFailed, StreamState::getOpened(Desc, NewES, !NewES.isFEof()));
+ // On failure, the content of the buffer is undefined.
+ if (auto NewLinePtr = getPointeeDefVal(Call.getArgSVal(0), State)) {
+ StateFailed = StateFailed->bindLoc(*NewLinePtr, UndefinedVal(),
+ C.getLocationContext());
+ }
----------------
alejandro-alvarez-sonarsource wrote:
Yes, in
[`test_getline_no_return_check()`](https://github.com/llvm/llvm-project/pull/83027/files#diff-243f1fa5dbb855f53ee0b05c1da2383352ec55ee9375a214c477df00592f1737R183)
https://github.com/llvm/llvm-project/pull/83027
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