diff --git a/CMakeLists.txt b/CMakeLists.txt
index c2b0a09..8c62d5a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -492,7 +492,8 @@ set(G2O_HAVE_CHOLMOD ${CHOLMOD_FOUND})
 set(G2O_HAVE_CSPARSE ${G2O_USE_CSPARSE})
 set(G2O_SHARED_LIBS ${BUILD_SHARED_LIBS})
 set(G2O_LGPL_SHARED_LIBS ${BUILD_LGPL_SHARED_LIBS})
-set(G2O_CXX_COMPILER "${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER}")
+cmake_path(GET CMAKE_CXX_COMPILER FILENAME cxx_compiler)
+set(G2O_CXX_COMPILER "${CMAKE_CXX_COMPILER_ID} ${cxx_compiler}")
 
 # Generate cmake configuration scripts
 set(G2O_GENERATED_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated")
@@ -501,7 +502,6 @@ set(G2O_PROJECT_CONFIG "${G2O_GENERATED_DIR}/${PROJECT_NAME}Config.cmake")
 set(G2O_TARGETS_EXPORT_NAME "${PROJECT_NAME}Targets")
 set(G2O_CONFIG_INSTALL_DIR "lib/cmake/${PROJECT_NAME}")
 set(G2O_NAMESPACE "${PROJECT_NAME}::")
-set(G2O_SRC_DIR "${PROJECT_SOURCE_DIR}")
 
 include(CMakePackageConfigHelpers)
 WRITE_BASIC_PACKAGE_VERSION_FILE(