Disable mixed (mscv/clang + gnu) Windows Fortran tests. Closes #4829.

test cases/common/190 openmp/meson.build

@@ -38,11 +38,13 @@ test('OpenMP C++', execpp, env : env)
 
 
 if add_languages('fortran', required : false)
-  exef = executable('exef',
-    'main.f90',
-    dependencies : [openmp])
-
-  test('OpenMP Fortran', execpp, env : env)
+  # Mixing compilers (msvc/clang with gfortran) does not seem to work on Windows.
+  if build_machine.system() != 'windows' or cc.get_id() == 'gnu'
+    exef = executable('exef',
+      'main.f90',
+      dependencies : [openmp])
+    test('OpenMP Fortran', execpp, env : env)
+  endif
 endif
 
 # Check we can apply a version constraint

test cases/fortran/9 cpp/meson.build

@@ -1,12 +1,16 @@
 project('C++ and FORTRAN', 'cpp', 'fortran')
 
 cpp = meson.get_compiler('cpp')
+fc = meson.get_compiler('fortran')
 
 if cpp.get_id() == 'clang'
   error('MESON_SKIP_TEST Clang C++ does not find -lgfortran for some reason.')
 endif
 
-fc = meson.get_compiler('fortran')
+if build_machine.system() == 'windows' and cpp.get_id() != 'gnu'
+  error('MESON_SKIP_TEST mixing gfortran with non-GNU C++ does not work.')
+endif
+
 link_with = []
 if fc.get_id() == 'intel'
   link_with += fc.find_library('ifport')

test cases/frameworks/17 mpi/meson.build

@@ -36,11 +36,13 @@ uburesult = run_command(ubudetector)
 
 if uburesult.returncode() != 0 and add_languages('fortran', required : false)
   mpifort = dependency('mpi', language : 'fortran')
-  exef = executable('exef',
-    'main.f90',
-    dependencies : [mpifort])
-
-  test('MPI Fortran', exef)
+  # Mixing compilers (msvc/clang with gfortran) does not seem to work on Windows.
+  if build_machine.system() != 'windows' or cc.get_id() == 'gnu'
+    exef = executable('exef',
+      'main.f90',
+      dependencies : [mpifort])
+    test('MPI Fortran', exef)
+  endif
 endif
 
 # Check we can apply a version constraint