remove the benchmark from the cmakelists and CI workflow for now, since the github CI runners seem to already build benchmark from source, but in an incompatible version

Author: mnikander

.github/workflows/cpp_ci.yaml

@@ -17,16 +17,6 @@ jobs:
       - name: Install C++ dependencies
         run: sudo apt update && sudo apt install -y build-essential cmake libgtest-dev # libbenchmark-dev
 
-      # 2025-05-12: Added to resolve a linker error about the compiler and benchmark having different LTO versions.
-      #             Hopefully this can be removed in the future.
-      - name: Build Google Benchmark from source
-        run: |
-          git clone https://github.com/google/benchmark.git
-          cd benchmark
-          git clone https://github.com/google/googletest.git
-          cmake -B build -S . -DCMAKE_BUILD_TYPE=Release
-          cmake --build build --target install
-
       - name: Setup
         run: cmake -B out -S .
 

CMakeLists.txt

@@ -17,7 +17,7 @@ add_executable(structured_zip           deprecated/techniques/structured_program
 
 # Locate GTest
 find_package(GTest REQUIRED)
-find_package(benchmark REQUIRED)
+# find_package(benchmark REQUIRED)
 include_directories(${GTEST_INCLUDE_DIRS})
 
 # Link unit_tests with what we want to test and the GTest and pthread library
@@ -57,7 +57,7 @@ add_executable(unit_tests ${SOURCES}
 )
 target_link_libraries(unit_tests ${GTEST_LIBRARIES} pthread)
 
-add_executable(benchmarks ${SOURCES}
-               benchmark/reduce.benchmark.cpp
-)
-target_link_libraries(benchmarks benchmark::benchmark benchmark::benchmark_main)
+# add_executable(benchmarks ${SOURCES}
+#                benchmark/reduce.benchmark.cpp
+# )
+# target_link_libraries(benchmarks benchmark::benchmark benchmark::benchmark_main)