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Commit 6ec446dd authored by Shafik Yaghmour's avatar Shafik Yaghmour
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[Clang] Add sanity check in Sema::getDestructorName to prevent nullptr dereference 

Currently in Sema::getDestructorName we call SS.getScopeRep()->getPrefix() but
SS.getScopeRep() can return nullptr because LookupInNestedNameSpec(...) called a
little before can invalidate SS.

This fixes: https://github.com/llvm/llvm-project/issues/59446

Differential Revision: https://reviews.llvm.org/D140598
parent 5a4a8eb2
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