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-rw-r--r--Tests/RunCMake/CTestCommandLine/LabelCount-stdout.txt7
-rw-r--r--Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake56
-rw-r--r--Tests/RunCMake/CTestCommandLine/test-load-fail-stderr.txt1
-rw-r--r--Tests/RunCMake/CTestCommandLine/test-load-fail-stdout.txt2
-rw-r--r--Tests/RunCMake/CTestCommandLine/test-load-invalid-stderr.txt1
-rw-r--r--Tests/RunCMake/CTestCommandLine/test-load-invalid-stdout.txt7
-rw-r--r--Tests/RunCMake/CTestCommandLine/test-load-pass-stderr.txt1
-rw-r--r--Tests/RunCMake/CTestCommandLine/test-load-pass-stdout.txt7
-rw-r--r--Tests/RunCMake/ExternalProject/RunCMakeTest.cmake1
-rw-r--r--Tests/RunCMake/ExternalProject/UsesTerminal-check.cmake97
-rw-r--r--Tests/RunCMake/ExternalProject/UsesTerminal.cmake45
-rw-r--r--Tests/RunCMake/Languages/DetermineFail-result.txt1
-rw-r--r--Tests/RunCMake/Languages/DetermineFail-stderr.txt5
-rw-r--r--Tests/RunCMake/Languages/DetermineFail.cmake2
-rw-r--r--Tests/RunCMake/Languages/Modules/CMakeDetermineFailCompiler.cmake1
-rw-r--r--Tests/RunCMake/Languages/RunCMakeTest.cmake2
-rw-r--r--Tests/RunCMake/RunCMake.cmake7
-rw-r--r--Tests/RunCMake/Syntax/BOM-UTF-16-BE-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BOM-UTF-16-LE-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BOM-UTF-32-BE-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BOM-UTF-32-LE-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BracketNoSpace0-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BracketNoSpace1-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BracketNoSpace2-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BracketNoSpace3-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BracketNoSpace4-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/BracketNoSpace5-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/ParenInENV-stderr.txt4
-rw-r--r--Tests/RunCMake/Syntax/ParenNoSpace1-stderr.txt12
-rw-r--r--Tests/RunCMake/Syntax/StringNoSpace-stderr.txt8
-rw-r--r--Tests/RunCMake/ctest_test/CTestTestLoadFail-result.txt1
-rw-r--r--Tests/RunCMake/ctest_test/CTestTestLoadFail-stderr.txt1
-rw-r--r--Tests/RunCMake/ctest_test/CTestTestLoadFail-stdout.txt2
-rw-r--r--Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stderr.txt1
-rw-r--r--Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stdout.txt7
-rw-r--r--Tests/RunCMake/ctest_test/CTestTestLoadPass-stdout.txt7
-rw-r--r--Tests/RunCMake/ctest_test/RunCMakeTest.cmake41
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadFail-result.txt1
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadFail-stderr.txt1
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadFail-stdout.txt2
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadInvalid-stderr.txt1
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadInvalid-stdout.txt7
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadOrder-stderr.txt1
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadOrder-stdout.txt7
-rw-r--r--Tests/RunCMake/ctest_test/TestLoadPass-stdout.txt7
-rw-r--r--Tests/RunCMake/ctest_test/test.cmake.in1
-rw-r--r--Tests/RunCMake/target_link_libraries/RunCMakeTest.cmake1
-rw-r--r--Tests/RunCMake/target_link_libraries/SubDirTarget-result.txt1
-rw-r--r--Tests/RunCMake/target_link_libraries/SubDirTarget-stderr.txt5
-rw-r--r--Tests/RunCMake/target_link_libraries/SubDirTarget.cmake3
-rw-r--r--Tests/RunCMake/target_link_libraries/SubDirTarget/CMakeLists.txt1
-rw-r--r--Tests/RunCMake/target_link_libraries/empty.c0
52 files changed, 390 insertions, 16 deletions
diff --git a/Tests/RunCMake/CTestCommandLine/LabelCount-stdout.txt b/Tests/RunCMake/CTestCommandLine/LabelCount-stdout.txt
new file mode 100644
index 0000000..7fe04eb
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/LabelCount-stdout.txt
@@ -0,0 +1,7 @@
+100% tests passed, 0 tests failed out of 4
++
++Label Time Summary:
++'bar' = +[0-9.]+ sec \(3 tests\)
++'foo' = +[0-9.]+ sec \(1 test\)
++
+Total Test time \(real\) = +[0-9.]+ sec
diff --git a/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake b/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake
index a3ce139..dfc1e33 100644
--- a/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake
@@ -1,4 +1,5 @@
include(RunCMake)
+set(RunCMake_TEST_TIMEOUT 60)
unset(ENV{CTEST_PARALLEL_LEVEL})
unset(ENV{CTEST_OUTPUT_ON_FAILURE})
@@ -52,3 +53,58 @@ add_test(MergeOutput \"${CMAKE_COMMAND}\" -P \"${RunCMake_SOURCE_DIR}/MergeOutpu
run_cmake_command(MergeOutput ${CMAKE_CTEST_COMMAND} -V)
endfunction()
run_MergeOutput()
+
+function(run_LabelCount)
+ set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/LabelCount)
+ set(RunCMake_TEST_NO_CLEAN 1)
+ file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
+ file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
+ file(WRITE "${RunCMake_TEST_BINARY_DIR}/CTestTestfile.cmake" "
+add_test(test1 \"${CMAKE_COMMAND}\" -E echo \"test1\")
+set_tests_properties(test1 PROPERTIES LABELS 'bar')
+
+add_test(test2 \"${CMAKE_COMMAND}\" -E echo \"test2\")
+set_tests_properties(test2 PROPERTIES LABELS 'bar')
+
+add_test(test3 \"${CMAKE_COMMAND}\" -E echo \"test3\")
+set_tests_properties(test3 PROPERTIES LABELS 'foo')
+
+add_test(test4 \"${CMAKE_COMMAND}\" -E echo \"test4\")
+set_tests_properties(test4 PROPERTIES LABELS 'bar')
+")
+
+ run_cmake_command(LabelCount ${CMAKE_CTEST_COMMAND} -V)
+endfunction()
+
+run_LabelCount()
+
+function(run_TestLoad name load)
+ set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/TestLoad)
+ set(RunCMake_TEST_NO_CLEAN 1)
+ file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
+ file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
+ file(WRITE "${RunCMake_TEST_BINARY_DIR}/CTestTestfile.cmake" "
+ add_test(TestLoad1 \"${CMAKE_COMMAND}\" -E echo \"test of --test-load\")
+ add_test(TestLoad2 \"${CMAKE_COMMAND}\" -E echo \"test of --test-load\")
+")
+ run_cmake_command(${name} ${CMAKE_CTEST_COMMAND} -j2 --test-load ${load} --test-timeout 5)
+endfunction()
+
+# Tests for the --test-load feature of ctest
+#
+# Spoof a load average value to make these tests more reliable.
+set(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING} 5)
+
+# Verify that new tests are not started when the load average exceeds
+# our threshold.
+run_TestLoad(test-load-fail 2)
+
+# Verify that warning message is displayed but tests still start when
+# an invalid argument is given.
+run_TestLoad(test-load-invalid 'two')
+
+# Verify that new tests are started when the load average falls below
+# our threshold.
+run_TestLoad(test-load-pass 10)
+
+unset(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING})
diff --git a/Tests/RunCMake/CTestCommandLine/test-load-fail-stderr.txt b/Tests/RunCMake/CTestCommandLine/test-load-fail-stderr.txt
new file mode 100644
index 0000000..eafba1c
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/test-load-fail-stderr.txt
@@ -0,0 +1 @@
+No tests were found!!!
diff --git a/Tests/RunCMake/CTestCommandLine/test-load-fail-stdout.txt b/Tests/RunCMake/CTestCommandLine/test-load-fail-stdout.txt
new file mode 100644
index 0000000..153da09
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/test-load-fail-stdout.txt
@@ -0,0 +1,2 @@
+^Test project .*/Tests/RunCMake/CTestCommandLine/TestLoad
+\*\*\*\*\* WAITING, System Load: 5, Max Allowed Load: 2, Smallest test TestLoad[1-2] requires 1\*\*\*\*\*
diff --git a/Tests/RunCMake/CTestCommandLine/test-load-invalid-stderr.txt b/Tests/RunCMake/CTestCommandLine/test-load-invalid-stderr.txt
new file mode 100644
index 0000000..caab3b9
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/test-load-invalid-stderr.txt
@@ -0,0 +1 @@
+Invalid value for 'Test Load' : 'two'
diff --git a/Tests/RunCMake/CTestCommandLine/test-load-invalid-stdout.txt b/Tests/RunCMake/CTestCommandLine/test-load-invalid-stdout.txt
new file mode 100644
index 0000000..7ee3dae
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/test-load-invalid-stdout.txt
@@ -0,0 +1,7 @@
+^Test project .*/Tests/RunCMake/CTestCommandLine/TestLoad
+ Start 1: TestLoad1
+ Start 2: TestLoad2
+1/2 Test #[1-2]: TestLoad[1-2] ........................ Passed +[0-9.]+ sec
+2/2 Test #[1-2]: TestLoad[1-2] ........................ Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 2
diff --git a/Tests/RunCMake/CTestCommandLine/test-load-pass-stderr.txt b/Tests/RunCMake/CTestCommandLine/test-load-pass-stderr.txt
new file mode 100644
index 0000000..10f3293
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/test-load-pass-stderr.txt
@@ -0,0 +1 @@
+^$
diff --git a/Tests/RunCMake/CTestCommandLine/test-load-pass-stdout.txt b/Tests/RunCMake/CTestCommandLine/test-load-pass-stdout.txt
new file mode 100644
index 0000000..7ee3dae
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/test-load-pass-stdout.txt
@@ -0,0 +1,7 @@
+^Test project .*/Tests/RunCMake/CTestCommandLine/TestLoad
+ Start 1: TestLoad1
+ Start 2: TestLoad2
+1/2 Test #[1-2]: TestLoad[1-2] ........................ Passed +[0-9.]+ sec
+2/2 Test #[1-2]: TestLoad[1-2] ........................ Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 2
diff --git a/Tests/RunCMake/ExternalProject/RunCMakeTest.cmake b/Tests/RunCMake/ExternalProject/RunCMakeTest.cmake
index e038409..47d6129 100644
--- a/Tests/RunCMake/ExternalProject/RunCMakeTest.cmake
+++ b/Tests/RunCMake/ExternalProject/RunCMakeTest.cmake
@@ -11,3 +11,4 @@ run_cmake(Add_StepDependencies)
run_cmake(Add_StepDependencies_iface)
run_cmake(Add_StepDependencies_iface_step)
run_cmake(Add_StepDependencies_no_target)
+run_cmake(UsesTerminal)
diff --git a/Tests/RunCMake/ExternalProject/UsesTerminal-check.cmake b/Tests/RunCMake/ExternalProject/UsesTerminal-check.cmake
new file mode 100644
index 0000000..201d822
--- /dev/null
+++ b/Tests/RunCMake/ExternalProject/UsesTerminal-check.cmake
@@ -0,0 +1,97 @@
+cmake_minimum_required(VERSION 3.3)
+
+# If we are using the Ninja generator, we can check and verify that the
+# USES_TERMINAL option actually works by examining the Ninja build file.
+# This is the only way, since CMake doesn't offer a way to examine the
+# options on a custom command after it has been added. Furthermore,
+# there isn't an easy way to test for this by actually running Ninja.
+#
+# Other generators don't currently support USES_TERMINAL at this time.
+# This file can be improved to support them if they do. Until then, we
+# simply assume success for new generator types.
+#
+# For Ninja, there is a complication. If the Ninja generator detects a
+# version of Ninja < 1.5, it won't actually emit the console pool command,
+# because those Ninja versions don't yet support the console pool. In
+# that case, we also have to assume success.
+
+# Check Ninja build output to verify whether or not a target step is in the
+# console pool.
+macro(CheckNinjaStep _target _step _require)
+ if("${_build}" MATCHES
+" DESC = Performing ${_step} step for '${_target}'
+ pool = console"
+ )
+ if(NOT ${_require})
+ set(RunCMake_TEST_FAILED "${_target} ${_step} step is in console pool")
+ return()
+ endif()
+ else()
+ if(${_require})
+ set(RunCMake_TEST_FAILED "${_target} ${_step} step not in console pool")
+ return()
+ endif()
+ endif()
+endmacro()
+
+# Check Ninja build output to verify whether each target step is in the
+# console pool.
+macro(CheckNinjaTarget _target
+ _download _update _configure _build _test _install
+ )
+ CheckNinjaStep(${_target} download ${_download})
+ CheckNinjaStep(${_target} update ${_update})
+ CheckNinjaStep(${_target} configure ${_configure})
+ CheckNinjaStep(${_target} build ${_build})
+ CheckNinjaStep(${_target} test ${_test})
+ CheckNinjaStep(${_target} install ${_install})
+endmacro()
+
+# Load build/make file, depending on generator
+if(RunCMake_GENERATOR STREQUAL Ninja)
+ # Check the Ninja version. If < 1.5, console pool isn't supported and
+ # so the generator would not emit console pool usage. That would cause
+ # this test to fail.
+ execute_process(COMMAND ${RunCMake_MAKE_PROGRAM} --version
+ RESULT_VARIABLE _version_result
+ OUTPUT_VARIABLE _version
+ ERROR_QUIET
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+ )
+ if(_version_result OR _version VERSION_EQUAL "0")
+ set(RunCMake_TEST_FAILED "Failed to get Ninja version")
+ return()
+ endif()
+ if(_version VERSION_LESS "1.5")
+ return() # console pool not supported on Ninja < 1.5
+ endif()
+
+ # Read the Ninja build file
+ set(_build_file "${RunCMake_TEST_BINARY_DIR}/build.ninja")
+
+ if(NOT EXISTS "${_build_file}")
+ set(RunCMake_TEST_FAILED "Ninja build file not created")
+ return()
+ endif()
+
+ file(READ "${_build_file}" _build)
+
+ set(_target_check_macro CheckNinjaTarget)
+elseif((RunCMake_GENERATOR STREQUAL "") OR NOT DEFINED RunCMake_GENERATOR)
+ # protection in case somebody renamed RunCMake_GENERATOR
+ set(RunCMake_TEST_FAILED "Unknown generator")
+ return()
+else()
+ # We don't yet know how to test USES_TERMINAL on this generator.
+ return()
+endif()
+
+# Actual tests:
+CheckNinjaTarget(TerminalTest1
+ true true true true true true )
+CheckNinjaTarget(TerminalTest2
+ true false true false true false)
+CheckNinjaTarget(TerminalTest3
+ false true false true false true )
+CheckNinjaTarget(TerminalTest4
+ false false false false false false)
diff --git a/Tests/RunCMake/ExternalProject/UsesTerminal.cmake b/Tests/RunCMake/ExternalProject/UsesTerminal.cmake
new file mode 100644
index 0000000..cd87403
--- /dev/null
+++ b/Tests/RunCMake/ExternalProject/UsesTerminal.cmake
@@ -0,0 +1,45 @@
+if(NOT CMAKE_CONFIGURATION_TYPES)
+ set(CMAKE_BUILD_TYPE Debug)
+endif()
+include(ExternalProject)
+
+# Test various combinations of USES_TERMINAL with ExternalProject_Add.
+
+macro(DoTerminalTest _target)
+ ExternalProject_Add(${_target}
+ DOWNLOAD_COMMAND "${CMAKE_COMMAND}" -E echo "download"
+ UPDATE_COMMAND "${CMAKE_COMMAND}" -E echo "update"
+ CONFIGURE_COMMAND "${CMAKE_COMMAND}" -E echo "configure"
+ BUILD_COMMAND "${CMAKE_COMMAND}" -E echo "build"
+ TEST_COMMAND "${CMAKE_COMMAND}" -E echo "test"
+ INSTALL_COMMAND "${CMAKE_COMMAND}" -E echo "install"
+ ${ARGN}
+ )
+endmacro()
+
+# USES_TERMINAL on all steps
+DoTerminalTest(TerminalTest1
+ USES_TERMINAL_DOWNLOAD 1
+ USES_TERMINAL_UPDATE 1
+ USES_TERMINAL_CONFIGURE 1
+ USES_TERMINAL_BUILD 1
+ USES_TERMINAL_TEST 1
+ USES_TERMINAL_INSTALL 1
+ )
+
+# USES_TERMINAL on every other step, starting with download
+DoTerminalTest(TerminalTest2
+ USES_TERMINAL_DOWNLOAD 1
+ USES_TERMINAL_CONFIGURE 1
+ USES_TERMINAL_TEST 1
+ )
+
+# USES_TERMINAL on every other step, starting with update
+DoTerminalTest(TerminalTest3
+ USES_TERMINAL_UPDATE 1
+ USES_TERMINAL_BUILD 1
+ USES_TERMINAL_INSTALL 1
+ )
+
+# USES_TERMINAL on no step
+DoTerminalTest(TerminalTest4)
diff --git a/Tests/RunCMake/Languages/DetermineFail-result.txt b/Tests/RunCMake/Languages/DetermineFail-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/Languages/DetermineFail-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/Languages/DetermineFail-stderr.txt b/Tests/RunCMake/Languages/DetermineFail-stderr.txt
new file mode 100644
index 0000000..3b4743e
--- /dev/null
+++ b/Tests/RunCMake/Languages/DetermineFail-stderr.txt
@@ -0,0 +1,5 @@
+^CMake Error at Modules/CMakeDetermineFailCompiler.cmake:[0-9]+ \(message\):
+ This language is not supported.
+Call Stack \(most recent call first\):
+ DetermineFail.cmake:[0-9]+ \(enable_language\)
+ CMakeLists.txt:[0-9]+ \(include\)
diff --git a/Tests/RunCMake/Languages/DetermineFail.cmake b/Tests/RunCMake/Languages/DetermineFail.cmake
new file mode 100644
index 0000000..3c8d17d
--- /dev/null
+++ b/Tests/RunCMake/Languages/DetermineFail.cmake
@@ -0,0 +1,2 @@
+list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/Modules)
+enable_language(Fail)
diff --git a/Tests/RunCMake/Languages/Modules/CMakeDetermineFailCompiler.cmake b/Tests/RunCMake/Languages/Modules/CMakeDetermineFailCompiler.cmake
new file mode 100644
index 0000000..3b2d50a
--- /dev/null
+++ b/Tests/RunCMake/Languages/Modules/CMakeDetermineFailCompiler.cmake
@@ -0,0 +1 @@
+message(FATAL_ERROR "This language is not supported.")
diff --git a/Tests/RunCMake/Languages/RunCMakeTest.cmake b/Tests/RunCMake/Languages/RunCMakeTest.cmake
index 6517a81..732baae 100644
--- a/Tests/RunCMake/Languages/RunCMakeTest.cmake
+++ b/Tests/RunCMake/Languages/RunCMakeTest.cmake
@@ -4,3 +4,5 @@ run_cmake(NoLangSHARED)
run_cmake(LINK_LANGUAGE-genex)
run_cmake(link-libraries-TARGET_FILE-genex)
run_cmake(link-libraries-TARGET_FILE-genex-ok)
+
+run_cmake(DetermineFail)
diff --git a/Tests/RunCMake/RunCMake.cmake b/Tests/RunCMake/RunCMake.cmake
index 70c0d6c..46bc494 100644
--- a/Tests/RunCMake/RunCMake.cmake
+++ b/Tests/RunCMake/RunCMake.cmake
@@ -66,6 +66,11 @@ function(run_cmake test)
else()
set(actual_stderr_var actual_stderr)
endif()
+ if(DEFINED RunCMake_TEST_TIMEOUT)
+ set(maybe_timeout TIMEOUT ${RunCMake_TEST_TIMEOUT})
+ else()
+ set(maybe_timeout "")
+ endif()
if(RunCMake_TEST_COMMAND)
execute_process(
COMMAND ${RunCMake_TEST_COMMAND}
@@ -73,6 +78,7 @@ function(run_cmake test)
OUTPUT_VARIABLE actual_stdout
ERROR_VARIABLE ${actual_stderr_var}
RESULT_VARIABLE actual_result
+ ${maybe_timeout}
)
else()
execute_process(
@@ -87,6 +93,7 @@ function(run_cmake test)
OUTPUT_VARIABLE actual_stdout
ERROR_VARIABLE ${actual_stderr_var}
RESULT_VARIABLE actual_result
+ ${maybe_timeout}
)
endif()
set(msg "")
diff --git a/Tests/RunCMake/Syntax/BOM-UTF-16-BE-stderr.txt b/Tests/RunCMake/Syntax/BOM-UTF-16-BE-stderr.txt
index b3f1e47..a845ffb 100644
--- a/Tests/RunCMake/Syntax/BOM-UTF-16-BE-stderr.txt
+++ b/Tests/RunCMake/Syntax/BOM-UTF-16-BE-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BOM-UTF-16-BE.cmake:
File
.*/Tests/RunCMake/Syntax/BOM-UTF-16-BE.cmake
starts with a Byte-Order-Mark that is not UTF-8.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BOM-UTF-16-LE-stderr.txt b/Tests/RunCMake/Syntax/BOM-UTF-16-LE-stderr.txt
index c08c902..cc4244b 100644
--- a/Tests/RunCMake/Syntax/BOM-UTF-16-LE-stderr.txt
+++ b/Tests/RunCMake/Syntax/BOM-UTF-16-LE-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BOM-UTF-16-LE.cmake:
File
.*/Tests/RunCMake/Syntax/BOM-UTF-16-LE.cmake
starts with a Byte-Order-Mark that is not UTF-8.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BOM-UTF-32-BE-stderr.txt b/Tests/RunCMake/Syntax/BOM-UTF-32-BE-stderr.txt
index 5dde4e3..5f851bf 100644
--- a/Tests/RunCMake/Syntax/BOM-UTF-32-BE-stderr.txt
+++ b/Tests/RunCMake/Syntax/BOM-UTF-32-BE-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BOM-UTF-32-BE.cmake:
File
.*/Tests/RunCMake/Syntax/BOM-UTF-32-BE.cmake
starts with a Byte-Order-Mark that is not UTF-8.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BOM-UTF-32-LE-stderr.txt b/Tests/RunCMake/Syntax/BOM-UTF-32-LE-stderr.txt
index eb054ec..d8fafd0 100644
--- a/Tests/RunCMake/Syntax/BOM-UTF-32-LE-stderr.txt
+++ b/Tests/RunCMake/Syntax/BOM-UTF-32-LE-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BOM-UTF-32-LE.cmake:
File
.*/Tests/RunCMake/Syntax/BOM-UTF-32-LE.cmake
starts with a Byte-Order-Mark that is not UTF-8.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BracketNoSpace0-stderr.txt b/Tests/RunCMake/Syntax/BracketNoSpace0-stderr.txt
index afd91f9..a288280 100644
--- a/Tests/RunCMake/Syntax/BracketNoSpace0-stderr.txt
+++ b/Tests/RunCMake/Syntax/BracketNoSpace0-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BracketNoSpace0.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/BracketNoSpace0.cmake:1:27
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BracketNoSpace1-stderr.txt b/Tests/RunCMake/Syntax/BracketNoSpace1-stderr.txt
index 826e511..391e11b 100644
--- a/Tests/RunCMake/Syntax/BracketNoSpace1-stderr.txt
+++ b/Tests/RunCMake/Syntax/BracketNoSpace1-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BracketNoSpace1.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/BracketNoSpace1.cmake:1:24
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BracketNoSpace2-stderr.txt b/Tests/RunCMake/Syntax/BracketNoSpace2-stderr.txt
index 23ecdcd..acaf7fe 100644
--- a/Tests/RunCMake/Syntax/BracketNoSpace2-stderr.txt
+++ b/Tests/RunCMake/Syntax/BracketNoSpace2-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BracketNoSpace2.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/BracketNoSpace2.cmake:1:44
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BracketNoSpace3-stderr.txt b/Tests/RunCMake/Syntax/BracketNoSpace3-stderr.txt
index 906d6fc..f12b2e5 100644
--- a/Tests/RunCMake/Syntax/BracketNoSpace3-stderr.txt
+++ b/Tests/RunCMake/Syntax/BracketNoSpace3-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BracketNoSpace3.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/BracketNoSpace3.cmake:1:45
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BracketNoSpace4-stderr.txt b/Tests/RunCMake/Syntax/BracketNoSpace4-stderr.txt
index a461e93..7157763 100644
--- a/Tests/RunCMake/Syntax/BracketNoSpace4-stderr.txt
+++ b/Tests/RunCMake/Syntax/BracketNoSpace4-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BracketNoSpace4.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/BracketNoSpace4.cmake:1:44
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/BracketNoSpace5-stderr.txt b/Tests/RunCMake/Syntax/BracketNoSpace5-stderr.txt
index ff8bf1c..c13969d 100644
--- a/Tests/RunCMake/Syntax/BracketNoSpace5-stderr.txt
+++ b/Tests/RunCMake/Syntax/BracketNoSpace5-stderr.txt
@@ -1,6 +1,8 @@
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in BracketNoSpace5.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/BracketNoSpace5.cmake:1:45
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/ParenInENV-stderr.txt b/Tests/RunCMake/Syntax/ParenInENV-stderr.txt
index 7ecfe11..37c5d6e 100644
--- a/Tests/RunCMake/Syntax/ParenInENV-stderr.txt
+++ b/Tests/RunCMake/Syntax/ParenInENV-stderr.txt
@@ -1,9 +1,11 @@
-CMake Warning \(dev\) at CMakeLists.txt:3 \(include\):
+CMake Warning \(dev\) in ParenInENV.cmake:
Syntax Warning in cmake code at
.*/Tests/RunCMake/Syntax/ParenInENV.cmake:2:21
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
This warning is for project developers. Use -Wno-dev to suppress it.
CMake Error at ParenInENV.cmake:2 \(message\):
diff --git a/Tests/RunCMake/Syntax/ParenNoSpace1-stderr.txt b/Tests/RunCMake/Syntax/ParenNoSpace1-stderr.txt
index 64ef8b1..45b2e6a 100644
--- a/Tests/RunCMake/Syntax/ParenNoSpace1-stderr.txt
+++ b/Tests/RunCMake/Syntax/ParenNoSpace1-stderr.txt
@@ -1,22 +1,28 @@
-CMake Warning \(dev\) at CMakeLists.txt:3 \(include\):
+CMake Warning \(dev\) in ParenNoSpace1.cmake:
Syntax Warning in cmake code at
.*/Tests/RunCMake/Syntax/ParenNoSpace1.cmake:1:26
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
This warning is for project developers. Use -Wno-dev to suppress it.
-CMake Warning \(dev\) at CMakeLists.txt:3 \(include\):
+CMake Warning \(dev\) in ParenNoSpace1.cmake:
Syntax Warning in cmake code at
.*/Tests/RunCMake/Syntax/ParenNoSpace1.cmake:2:26
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
This warning is for project developers. Use -Wno-dev to suppress it.
-CMake Error at CMakeLists.txt:3 \(include\):
+CMake Error in ParenNoSpace1.cmake:
Syntax Error in cmake code at
.*/Tests/RunCMake/Syntax/ParenNoSpace1.cmake:3:29
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/Syntax/StringNoSpace-stderr.txt b/Tests/RunCMake/Syntax/StringNoSpace-stderr.txt
index 89c2d2a..a4ec6e7 100644
--- a/Tests/RunCMake/Syntax/StringNoSpace-stderr.txt
+++ b/Tests/RunCMake/Syntax/StringNoSpace-stderr.txt
@@ -1,17 +1,21 @@
-CMake Warning \(dev\) at CMakeLists.txt:3 \(include\):
+CMake Warning \(dev\) in StringNoSpace.cmake:
Syntax Warning in cmake code at
.*/Tests/RunCMake/Syntax/StringNoSpace.cmake:2:28
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
This warning is for project developers. Use -Wno-dev to suppress it.
-CMake Warning \(dev\) at CMakeLists.txt:3 \(include\):
+CMake Warning \(dev\) in StringNoSpace.cmake:
Syntax Warning in cmake code at
.*/Tests/RunCMake/Syntax/StringNoSpace.cmake:2:31
Argument not separated from preceding token by whitespace.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:3 \(include\)
This warning is for project developers. Use -Wno-dev to suppress it.
\[1 \${var} \\n 4\]
diff --git a/Tests/RunCMake/ctest_test/CTestTestLoadFail-result.txt b/Tests/RunCMake/ctest_test/CTestTestLoadFail-result.txt
new file mode 100644
index 0000000..b57e2de
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/CTestTestLoadFail-result.txt
@@ -0,0 +1 @@
+(-1|255)
diff --git a/Tests/RunCMake/ctest_test/CTestTestLoadFail-stderr.txt b/Tests/RunCMake/ctest_test/CTestTestLoadFail-stderr.txt
new file mode 100644
index 0000000..eafba1c
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/CTestTestLoadFail-stderr.txt
@@ -0,0 +1 @@
+No tests were found!!!
diff --git a/Tests/RunCMake/ctest_test/CTestTestLoadFail-stdout.txt b/Tests/RunCMake/ctest_test/CTestTestLoadFail-stdout.txt
new file mode 100644
index 0000000..e203c10
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/CTestTestLoadFail-stdout.txt
@@ -0,0 +1,2 @@
+Test project .*/Tests/RunCMake/ctest_test/CTestTestLoadFail-build
+\*\*\*\*\* WAITING, System Load: 5, Max Allowed Load: 4, Smallest test RunCMakeVersion requires 1\*\*\*\*\*$
diff --git a/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stderr.txt b/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stderr.txt
new file mode 100644
index 0000000..7f2d7f6
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stderr.txt
@@ -0,0 +1 @@
+^Invalid value for 'CTEST_TEST_LOAD' : ERR2
diff --git a/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stdout.txt b/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stdout.txt
new file mode 100644
index 0000000..b54220c
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-stdout.txt
@@ -0,0 +1,7 @@
+Test project .*/Tests/RunCMake/ctest_test/CTestTestLoadInvalid-build
+ Start 1: RunCMakeVersion
+1/1 Test #1: RunCMakeVersion .................. Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 1
++
+Total Test time \(real\) = +[0-9.]+ sec$
diff --git a/Tests/RunCMake/ctest_test/CTestTestLoadPass-stdout.txt b/Tests/RunCMake/ctest_test/CTestTestLoadPass-stdout.txt
new file mode 100644
index 0000000..c221eed
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/CTestTestLoadPass-stdout.txt
@@ -0,0 +1,7 @@
+Test project .*/Tests/RunCMake/ctest_test/CTestTestLoadPass-build
+ Start 1: RunCMakeVersion
+1/1 Test #1: RunCMakeVersion .................. Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 1
++
+Total Test time \(real\) = +[0-9.]+ sec$
diff --git a/Tests/RunCMake/ctest_test/RunCMakeTest.cmake b/Tests/RunCMake/ctest_test/RunCMakeTest.cmake
index d906290..21d0447 100644
--- a/Tests/RunCMake/ctest_test/RunCMakeTest.cmake
+++ b/Tests/RunCMake/ctest_test/RunCMakeTest.cmake
@@ -1,6 +1,8 @@
include(RunCTest)
+set(RunCMake_TEST_TIMEOUT 60)
set(CASE_CTEST_TEST_ARGS "")
+set(CASE_CTEST_TEST_LOAD "")
function(run_ctest_test CASE_NAME)
set(CASE_CTEST_TEST_ARGS "${ARGN}")
@@ -8,3 +10,42 @@ function(run_ctest_test CASE_NAME)
endfunction()
run_ctest_test(TestQuiet QUIET)
+
+# Tests for the 'Test Load' feature of ctest
+#
+# Spoof a load average value to make these tests more reliable.
+set(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING} 5)
+
+# Verify that new tests are started when the load average falls below
+# our threshold.
+run_ctest_test(TestLoadPass TEST_LOAD 6)
+
+# Verify that new tests are not started when the load average exceeds
+# our threshold.
+run_ctest_test(TestLoadFail TEST_LOAD 2)
+
+# Verify that when an invalid "TEST_LOAD" value is given, a warning
+# message is displayed and the value is ignored.
+run_ctest_test(TestLoadInvalid TEST_LOAD "ERR1")
+
+# Verify that new tests are started when the load average falls below
+# our threshold.
+set(CASE_CTEST_TEST_LOAD 7)
+run_ctest_test(CTestTestLoadPass)
+
+# Verify that new tests are not started when the load average exceeds
+# our threshold.
+set(CASE_CTEST_TEST_LOAD 4)
+run_ctest_test(CTestTestLoadFail)
+
+# Verify that when an invalid "CTEST_TEST_LOAD" value is given,
+# a warning message is displayed and the value is ignored.
+set(CASE_CTEST_TEST_LOAD "ERR2")
+run_ctest_test(CTestTestLoadInvalid)
+
+# Verify that the "TEST_LOAD" value has higher precedence than
+# the "CTEST_TEST_LOAD" value
+set(CASE_CTEST_TEST_LOAD "ERR3")
+run_ctest_test(TestLoadOrder TEST_LOAD "ERR4")
+
+unset(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING})
diff --git a/Tests/RunCMake/ctest_test/TestLoadFail-result.txt b/Tests/RunCMake/ctest_test/TestLoadFail-result.txt
new file mode 100644
index 0000000..b57e2de
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadFail-result.txt
@@ -0,0 +1 @@
+(-1|255)
diff --git a/Tests/RunCMake/ctest_test/TestLoadFail-stderr.txt b/Tests/RunCMake/ctest_test/TestLoadFail-stderr.txt
new file mode 100644
index 0000000..eafba1c
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadFail-stderr.txt
@@ -0,0 +1 @@
+No tests were found!!!
diff --git a/Tests/RunCMake/ctest_test/TestLoadFail-stdout.txt b/Tests/RunCMake/ctest_test/TestLoadFail-stdout.txt
new file mode 100644
index 0000000..4d7ce48
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadFail-stdout.txt
@@ -0,0 +1,2 @@
+Test project .*/Tests/RunCMake/ctest_test/TestLoadFail-build
+\*\*\*\*\* WAITING, System Load: 5, Max Allowed Load: 2, Smallest test RunCMakeVersion requires 1\*\*\*\*\*$
diff --git a/Tests/RunCMake/ctest_test/TestLoadInvalid-stderr.txt b/Tests/RunCMake/ctest_test/TestLoadInvalid-stderr.txt
new file mode 100644
index 0000000..40ddb3a
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadInvalid-stderr.txt
@@ -0,0 +1 @@
+^Invalid value for 'TEST_LOAD' : ERR1
diff --git a/Tests/RunCMake/ctest_test/TestLoadInvalid-stdout.txt b/Tests/RunCMake/ctest_test/TestLoadInvalid-stdout.txt
new file mode 100644
index 0000000..c4fd35b
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadInvalid-stdout.txt
@@ -0,0 +1,7 @@
+Test project .*/Tests/RunCMake/ctest_test/TestLoadInvalid-build
+ Start 1: RunCMakeVersion
+1/1 Test #1: RunCMakeVersion .................. Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 1
++
+Total Test time \(real\) = +[0-9.]+ sec$
diff --git a/Tests/RunCMake/ctest_test/TestLoadOrder-stderr.txt b/Tests/RunCMake/ctest_test/TestLoadOrder-stderr.txt
new file mode 100644
index 0000000..1de730e
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadOrder-stderr.txt
@@ -0,0 +1 @@
+^Invalid value for 'TEST_LOAD' : ERR4
diff --git a/Tests/RunCMake/ctest_test/TestLoadOrder-stdout.txt b/Tests/RunCMake/ctest_test/TestLoadOrder-stdout.txt
new file mode 100644
index 0000000..22da092
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadOrder-stdout.txt
@@ -0,0 +1,7 @@
+Test project .*/Tests/RunCMake/ctest_test/TestLoadOrder-build
+ Start 1: RunCMakeVersion
+1/1 Test #1: RunCMakeVersion .................. Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 1
++
+Total Test time \(real\) = +[0-9.]+ sec$
diff --git a/Tests/RunCMake/ctest_test/TestLoadPass-stdout.txt b/Tests/RunCMake/ctest_test/TestLoadPass-stdout.txt
new file mode 100644
index 0000000..e5048f4
--- /dev/null
+++ b/Tests/RunCMake/ctest_test/TestLoadPass-stdout.txt
@@ -0,0 +1,7 @@
+Test project .*/Tests/RunCMake/ctest_test/TestLoadPass-build
+ Start 1: RunCMakeVersion
+1/1 Test #1: RunCMakeVersion .................. Passed +[0-9.]+ sec
++
+100% tests passed, 0 tests failed out of 1
++
+Total Test time \(real\) = +[0-9.]+ sec$
diff --git a/Tests/RunCMake/ctest_test/test.cmake.in b/Tests/RunCMake/ctest_test/test.cmake.in
index 1350abe..a8de6a3 100644
--- a/Tests/RunCMake/ctest_test/test.cmake.in
+++ b/Tests/RunCMake/ctest_test/test.cmake.in
@@ -8,6 +8,7 @@ set(CTEST_CMAKE_GENERATOR "@RunCMake_GENERATOR@")
set(CTEST_CMAKE_GENERATOR_PLATFORM "@RunCMake_GENERATOR_PLATFORM@")
set(CTEST_CMAKE_GENERATOR_TOOLSET "@RunCMake_GENERATOR_TOOLSET@")
set(CTEST_BUILD_CONFIGURATION "$ENV{CMAKE_CONFIG_TYPE}")
+set(CTEST_TEST_LOAD "@CASE_CTEST_TEST_LOAD@")
set(ctest_test_args "@CASE_CTEST_TEST_ARGS@")
ctest_start(Experimental)
diff --git a/Tests/RunCMake/target_link_libraries/RunCMakeTest.cmake b/Tests/RunCMake/target_link_libraries/RunCMakeTest.cmake
index f97022e..533c6a1 100644
--- a/Tests/RunCMake/target_link_libraries/RunCMakeTest.cmake
+++ b/Tests/RunCMake/target_link_libraries/RunCMakeTest.cmake
@@ -6,3 +6,4 @@ run_cmake(CMP0023-WARN-2)
run_cmake(CMP0023-NEW-2)
run_cmake(MixedSignature)
run_cmake(Separate-PRIVATE-LINK_PRIVATE-uses)
+run_cmake(SubDirTarget)
diff --git a/Tests/RunCMake/target_link_libraries/SubDirTarget-result.txt b/Tests/RunCMake/target_link_libraries/SubDirTarget-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/target_link_libraries/SubDirTarget-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/target_link_libraries/SubDirTarget-stderr.txt b/Tests/RunCMake/target_link_libraries/SubDirTarget-stderr.txt
new file mode 100644
index 0000000..5cd1f23
--- /dev/null
+++ b/Tests/RunCMake/target_link_libraries/SubDirTarget-stderr.txt
@@ -0,0 +1,5 @@
+^CMake Error at SubDirTarget.cmake:[0-9]+ \(target_link_libraries\):
+ Attempt to add link library "m" to target "subexe" which is not built in
+ this directory.
+Call Stack \(most recent call first\):
+ CMakeLists.txt:[0-9]+ \(include\)$
diff --git a/Tests/RunCMake/target_link_libraries/SubDirTarget.cmake b/Tests/RunCMake/target_link_libraries/SubDirTarget.cmake
new file mode 100644
index 0000000..32431ce
--- /dev/null
+++ b/Tests/RunCMake/target_link_libraries/SubDirTarget.cmake
@@ -0,0 +1,3 @@
+enable_language(C)
+add_subdirectory(SubDirTarget)
+target_link_libraries(subexe m)
diff --git a/Tests/RunCMake/target_link_libraries/SubDirTarget/CMakeLists.txt b/Tests/RunCMake/target_link_libraries/SubDirTarget/CMakeLists.txt
new file mode 100644
index 0000000..b0b2380
--- /dev/null
+++ b/Tests/RunCMake/target_link_libraries/SubDirTarget/CMakeLists.txt
@@ -0,0 +1 @@
+add_executable(subexe ../empty.c)
diff --git a/Tests/RunCMake/target_link_libraries/empty.c b/Tests/RunCMake/target_link_libraries/empty.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/Tests/RunCMake/target_link_libraries/empty.c