[llvm-bugs] [Bug 47742] New: DeferredDiagnosticsEmitter crashes

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Oct 6 07:05:54 PDT 2020


https://bugs.llvm.org/show_bug.cgi?id=47742

            Bug ID: 47742
           Summary: DeferredDiagnosticsEmitter crashes
           Product: clang
           Version: 11.0
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Frontend
          Assignee: unassignedclangbugs at nondot.org
          Reporter: glevner at gmail.com
                CC: llvm-bugs at lists.llvm.org, neeilans at live.com,
                    richard-llvm at metafoo.co.uk

Created attachment 24023
  --> https://bugs.llvm.org/attachment.cgi?id=24023&action=edit
patch

Clang's DeferredDiagnosticsEmitter crashes when it comes across a delete
expression where the type to be deleted is a dependent type.

I don't have a simple test case to reproduce the bug, but I do have an example
backtrace and simple patch that fixes it (both attached).

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