Move all MPI test files from .f to .F90: they should now be compiled by

gfortran instead of f77.

gfortran should be able to handle #ifdef (that f77 can't handle).

CMakeLists.txt

@@ -585,14 +585,14 @@ if (EXAMPLES)
         set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/PARPACK/EXAMPLES/MPI/)
 
         set(pexamples_STAT_SRCS
-            pcndrv1.f
-            pdndrv1.f
-            pdndrv3.f
-            pdsdrv1.f
-            psndrv1.f
-            psndrv3.f
-            pssdrv1.f
-            pzndrv1.f)
+            pcndrv1.F90
+            pdndrv1.F90
+            pdndrv3.F90
+            pdsdrv1.F90
+            psndrv1.F90
+            psndrv3.F90
+            pssdrv1.F90
+            pzndrv1.F90)
 
         pexamples(pexamples_STAT_SRCS)
     endif()
@@ -652,7 +652,7 @@ add_test(bug_142_gen_tst ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/bug_142_gen)
 if(MPI)
   set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/PARPACK/TESTS/MPI)
 
-  add_executable(issue46 PARPACK/TESTS/MPI/issue46.f)
+  add_executable(issue46 PARPACK/TESTS/MPI/issue46.F90)
   target_link_libraries(issue46 parpack arpack BLAS::BLAS LAPACK::LAPACK ${EXTRA_LDFLAGS})
   if (HAVE_MPI_ICB)
     target_compile_definitions(issue46 PRIVATE HAVE_MPI_ICB=1)

PARPACK/EXAMPLES/MPI/Makefile.am

@@ -19,21 +19,21 @@ TESTS = $(check_PROGRAMS)
 EXTRA_DIST = debug.h stat.h README.CALLING-PARPACK-FROM-C-OR-CPP
 
 # Simple nonsymmetric problem using single precision
-psndrv1_SOURCES = psndrv1.f
-psndrv3_SOURCES = psndrv3.f
+psndrv1_SOURCES = psndrv1.F90
+psndrv3_SOURCES = psndrv3.F90
 
 # Simple nonsymmetric problem using double precision
-pdndrv1_SOURCES = pdndrv1.f
-pdndrv3_SOURCES = pdndrv3.f
+pdndrv1_SOURCES = pdndrv1.F90
+pdndrv3_SOURCES = pdndrv3.F90
 
 # Simple symmetric problem using single precision
-pssdrv1_SOURCES = pssdrv1.f
+pssdrv1_SOURCES = pssdrv1.F90
 
 # Simple symmetric problem using double precision
-pdsdrv1_SOURCES = pdsdrv1.f
+pdsdrv1_SOURCES = pdsdrv1.F90
 
 # Complex problem using single complex
-pcndrv1_SOURCES = pcndrv1.f
+pcndrv1_SOURCES = pcndrv1.F90
 
 # Complex problem using double complex
-pzndrv1_SOURCES = pzndrv1.f
+pzndrv1_SOURCES = pzndrv1.F90

PARPACK/TESTS/MPI/Makefile.am

@@ -15,7 +15,7 @@ endif
 
 EXTRA_DIST = debug.h stat.h
 
-issue46_SOURCES= issue46.f
+issue46_SOURCES= issue46.F90
 
 if ICB
 icb_parpack_c_SOURCES = icb_parpack_c.c