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# Workaround for a peculiarity where CTest disregards the return code from a
# test command if a PASS_REGULAR_EXPRESSION is also set
execute_process(
COMMAND ${CMAKE_ARGV3} -w NoTests "___nonexistent_test___"
RESULT_VARIABLE ret
OUTPUT_VARIABLE out
)
message("${out}")
if(NOT ${ret} MATCHES "^[0-9]+$")
message(FATAL_ERROR "${ret}")
endif()
if(${ret} EQUAL 0)
message(FATAL_ERROR "Expected nonzero return code")
elseif(${out} MATCHES "Helper failed with")
message(FATAL_ERROR "Helper failed")
endif()
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