how to quandary-sources's kind Endpoint of (Mangled.t * Typ.desc) ,quandary-endpoints what mean,please give me demo

[sjlx12345]

Please make sure your issue is not addressed in the FAQ.

Please include the following information:

• [I] The version of infer is infer version v1.1.0
• [ ] Your operating system and version,Debain
• [ ] Which command you ran, INFERCONFIG=./issur1038.inferconfig infer --quandary-only --keep-going -- clang -c main.c bar.c
• [ ] The full output in a paste, for instance a gist.
• [ ] If possible, a minimal example to reproduce your problem (for instance, some code where infer reports incorrectly, together with the way you run infer to reproduce the incorrect report).