[NFC][sanitizer] Early return for empty StackTraces
authorVitaly Buka <vitalybuka@google.com>
Tue, 23 Nov 2021 20:51:12 +0000 (12:51 -0800)
committerVitaly Buka <vitalybuka@google.com>
Tue, 23 Nov 2021 20:53:54 +0000 (12:53 -0800)
commitb80affb8a1494560c83c6d2bf1164ff8fe031401
tree301ca35110d4827ca874d1073fa27a2b88de7e7d
parentcdc80a6017076daea28e62a9efb0b3d8a53d8fce
[NFC][sanitizer] Early return for empty StackTraces

Current callers should filter them out anyway,
but with this patch we don't need rely on that assumption.
compiler-rt/lib/sanitizer_common/sanitizer_stack_store.cpp