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[CMake] AddLLVM.cmake: Tweak the corner case that "check-all" doesn't have any tests. 

"check-all" can be executed with 0 status, "check-all does nothing, no tools built."

LLVM_EXTERNAL_CLANG_BUILD=OFF LLVM_BUILD_TOOLS=OFF can reproduce this.
Oscar Fuentes reported this. Thank you.

llvm-svn: 171046
This commit is contained in:
NAKAMURA Takumi 2012-12-24 22:43:59 +00:00
parent a5d914196c
commit 04a664e92e
1 changed files with 11 additions and 5 deletions
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16
llvm/cmake/modules/AddLLVM.cmake
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@ -279,11 +279,17 @@ function(add_lit_target target comment)
foreach(param ${ARG_PARAMS})
list(APPEND LIT_COMMAND --param ${param})
endforeach()
add_custom_target(${target}
COMMAND ${LIT_COMMAND} ${ARG_DEFAULT_ARGS}
COMMENT "${comment}"
)
add_dependencies(${target} ${ARG_DEPENDS})
if( ARG_DEPENDS )
add_custom_target(${target}
COMMAND ${LIT_COMMAND} ${ARG_DEFAULT_ARGS}
COMMENT "${comment}"
)
add_dependencies(${target} ${ARG_DEPENDS})
else()
add_custom_target(${target}
COMMAND cmake -E echo "${target} does nothing, no tools built.")
message(STATUS "${target} does nothing.")
endif()
endfunction()
# A function to add a set of lit test suites to be driven through 'check-*' targets.