compiler nontermination after "error: bare CR not allowed in doc-comment"
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dwrensha commented
$ rustc -vV
rustc 1.38.0-nightly (273f42b59 2019-07-21)
binary: rustc
commit-hash: 273f42b5964c29dda2c5a349dd4655529767b07f
commit-date: 2019-07-21
host: x86_64-unknown-linux-gnu
release: 1.38.0-nightly
LLVM version: 9.0
$ echo cyAgaS8vL2cNLyBydW4tcA0vLyBhIHNi | base64 --decode > main.rs
$ rustc main.rs
error: bare CR not allowed in doc-comment
--> main.rs:1:9
|
// a sbi///g
| ^
error: bare CR not allowed in doc-comment
--> main.rs:1:12
|
// a sbi///g
| ^
... and rustc keeps running until I kill it.
This bad behavior did not exist on the previous nightly. I hypothesize that it has to do with #59706 (cc @matklad).
This issue was found with the help of fuzz-rustc.
This issue has been assigned to @matklad via this comment.