[llvm-lit] InternalShellError in compiler-rt test using export command

[connieyzhu]

A compiler-rt test using the export command is failing when run with lit’s internal shell.

Error message:

UNRESOLVED: AddressSanitizer-x86_64-linux :: TestCases/Posix/high-address-dereference.c (129 of 9570)
******************** TEST 'AddressSanitizer-x86_64-linux :: TestCases/Posix/high-address-dereference.c' FAILED ********************
Exception during script execution:
TypeError: InternalShellError.__init__() missing 1 required positional argument: 'message'