try 14 and LINKER_LANGUAGE

Author: galabovaa

.github/workflows/test-fortran-macos.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: fortran-lang/setup-fortran@v1
+      - uses: fortran-lang/setup-fortran@v1.8
         id: setup-fortran
         with:
           compiler: gcc 

check/CMakeLists.txt

@@ -3,7 +3,7 @@ include(CTest)
 if (FORTRAN AND NOT BUILD_EXTRA_UNIT_ONLY)
     set(CMAKE_Fortran_MODULE_DIRECTORY ${HIGHS_BINARY_DIR}/modules)
     add_executable(fortrantest TestFortranAPI.f90)
-    # set_target_properties(fortrantest PROPERTIES LINKER_LANGUAGE Fortran)
+    set_target_properties(fortrantest PROPERTIES LINKER_LANGUAGE Fortran)
     if (NOT FAST_BUILD)
         target_link_libraries(fortrantest libhighs FortranHighs)
     else()