cmake: remove redundant option

CMakeLists.txt

@@ -15,7 +15,6 @@ option(BUILD_TESTING "Build tests" ON)
 option(BUILD_EXAMPLES "Build examples" ON)
 option(BUILD_DOCUMENTATION "Build documentation" OFF)
 
-option(MT_ENABLE_MIXED_PRECISION "Use mixed precision" OFF)
 option(MT_ENABLE_FORTRAN_HL "Enable high-level interface" ON)
 
 # Set line limit to none for GNU compiler (default is 132) to enable long

examples/CMakeLists.txt

@@ -10,9 +10,6 @@ function(mtime_add_example test_name file_name)
   add_executable("${test_name}" ${file_name} ${ARG_DEPENDS})
   target_link_libraries("${test_name}" PRIVATE mtime::mtime ${ARG_LIBRARIES})
   set_target_properties(${test_name} PROPERTIES Fortran_PREPROCESS ON)
-  if(MT_ENABLE_MIXED_PRECISION)
-    target_compile_definitions(${test_name} PRIVATE __MIXED_PRECISION)
-  endif()
 endfunction()
 
 mtime_add_example(callback_test callback_test.f90)