Prevent general tests from running while running benchmarks custom target

RELEASE-NOTES.md

@@ -19,6 +19,7 @@ The project release numbers follow [Semantic Versioning](http://semver.org/spec/
 - Enable C language support and emit a warning when GoogleTest or GoogleMock are enabled but
   not the C language.
 - Guard HIP C smoketest against projects that don't enable C as a language in their projects.
+- Changes benchmark custom target `run_benchmarks` to exclusively run benchmarks (not other general tests).
 
 ## [Version 0.6.2] - Release date 2024-03-15
 

cmake/BLTMacros.cmake

@@ -488,6 +488,11 @@ macro(blt_add_benchmark)
                   NUM_OMP_THREADS ${arg_NUM_OMP_THREADS}
                   CONFIGURATIONS  Benchmark ${arg_CONFIGURATIONS})
 
+    # The 'LABELS Benchmark` prevents regular tests from
+    # running when running benchmarks custom target
+    set_tests_properties( ${arg_NAME}
+                          PROPERTIES LABELS "Benchmark")
+
 endmacro(blt_add_benchmark)
 
 

docs/api/target.rst

@@ -40,7 +40,8 @@ CONFIGURATIONS
 
 This macro adds a benchmark test to the ``Benchmark`` CTest configuration
 which can be run by the ``run_benchmarks`` build target.  These tests are
-not run when you use the regular ``test`` build target.
+not run when you use the regular ``test`` build target.  The ``run_benchmarks``
+build target will not run regular tests.
 
 This macro is just a thin wrapper around :ref:`blt_add_test` and assists 
 with building up the correct command line for running the benchmark.  For more

thirdparty_builtin/CMakeLists.txt

@@ -198,7 +198,7 @@ if(ENABLE_BENCHMARKS)
 
     # This sets up a target to run the benchmarks
     add_custom_target(${BLT_RUN_BENCHMARKS_TARGET_NAME}
-                      COMMAND ctest -C Benchmark -VV
+                      COMMAND ctest -C Benchmark -L Benchmark -VV
                       WORKING_DIRECTORY ${PROJECT_BINARY_DIR})
 endif()