[llvm-bugs] [Bug 52071] New: clang assert of "Unable to find base lambda address" from adjustMemberOfForLambdaCaptures.

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=52071

            Bug ID: 52071
           Summary: clang assert of "Unable to find base lambda address"
                    from adjustMemberOfForLambdaCaptures.
           Product: OpenMP
           Version: unspecified
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Clang Compiler Support
          Assignee: unassignedclangbugs at nondot.org
          Reporter: jennifer.yu at intel.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 25326
  --> https://bugs.llvm.org/attachment.cgi?id=25326&action=edit
Test to reproduce the problem.

Attached test assert in adjustMemberOfForLambdaCaptures.

The problem is for map(to: lambda) where lambda with reference type.

Command line:
clang  -cc1 -fopenmp -fopenmp-targets=x86_64-pc-linux-gnu -fopenmp-version=50 
-x c++ -emit-llvm -o - x.cpp

clang:
/localdisk2/jyu2/git/xmain/llvm/clang/lib/CodeGen/CGOpenMPRuntime.cpp:9433:
void (anonymous
namespace)::MappableExprsHandler::adjustMemberOfForLambdaCaptures(const
llvm::DenseMap<llvm::Value *, llvm::Value *> &, (anonymous
namespace)::MappableExprsHandler::MapBaseValuesArrayTy &, (anonymous
namespace)::MappableExprsHandler::MapValuesArrayTy &, (anonymous
namespace)::MappableExprsHandler::MapFlagsArrayTy &) const: Assertion `TgtIdx
!= -1 && "Unable to find parent lambda."' failed.
PLEASE submit a bug report to
https://software.intel.com/en-us/support/priority-support and include the crash
backtrace, preprocessed source, and associated run script.

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