[DiagnosticVerifier] Fix ASAN issue in the verifier#30947

Merged

owenv merged 1 commit intoswiftlang:masterfrom

owenv:verifier-asan-fix

Apr 10, 2020

Commits on Apr 10, 2020

[DiagnosticVerifier] Fix ASAN issue where Twine was stored to a temporary
owenv
committed