Modernize some of the fortran examples

tests/fortran/cubes.f

@@ -1,15 +1,15 @@
-cc34567 Cubes program
-      PROGRAM SUM_OF_CUBES 
-      INTEGER :: H, T, U 
-      ! This program prints all 3-digit numbers that 
+      program sum_of_cubes 
+      implicit none
+      integer :: h, t, u 
+      ! this program prints all 3-digit numbers that 
       ! equal the sum of the cubes of their digits. 
-      DO H = 1, 9 
-        DO T = 0, 9 
-          DO U = 0, 9 
-          IF (100*H + 10*T + U == H**3 + T**3 + U**3) THEN
-             PRINT "(3I1)", H, T, U 
-	  ENDIF
-          END DO 
-        END DO 
-      END DO 
-      END PROGRAM SUM_OF_CUBES
+      do h = 1, 9 
+        do t = 0, 9 
+          do u = 0, 9 
+          if (100*h + 10*t + u == h**3 + t**3 + u**3) then
+             print "(3I1)", h, t, u 
+	        endif
+          end do 
+        end do 
+      end do 
+      end program sum_of_cubes

tests/fortran/cubes.hand-inst.f

@@ -1,22 +1,22 @@
-cc34567 Cubes program
-      PROGRAM SUM_OF_CUBES 
-       integer profiler(2) / 0, 0 /
-	save profiler
-      INTEGER :: H, T, U 
+!c34567 Cubes program
+      program sum_of_cubes 
+        integer profiler(2) / 0, 0 /
+        save profiler
+        integer :: H, T, U 
         call TAU_PROFILE_INIT()
-        call TAU_PROFILE_TIMER(profiler, 'PROGRAM SUM_OF_CUBES')
+        call TAU_PROFILE_TIMER(profiler, 'program sum_of_cubes')
         call TAU_PROFILE_START(profiler)
         call TAU_PROFILE_SET_NODE(0)
       ! This program prints all 3-digit numbers that 
       ! equal the sum of the cubes of their digits. 
-      DO H = 1, 9 
-        DO T = 0, 9 
-          DO U = 0, 9 
-          IF (100*H + 10*T + U == H**3 + T**3 + U**3) THEN
-             PRINT "(3I1)", H, T, U 
-	  ENDIF
-          END DO 
-        END DO 
-      END DO 
+      do h = 1, 9 
+        do t = 0, 9 
+          do u = 0, 9 
+          if (100*h + 10*t + u == h**3 + t**3 + u**3) then
+             print "(3I1)", h, t, u 
+	        endif
+          end do 
+        end do 
+      end do
       call TAU_PROFILE_STOP(profiler)
-      END PROGRAM SUM_OF_CUBES
+      end program sum_of_cubes

tests/fortran/loop_test.f90

@@ -15,19 +15,19 @@ subroutine foo(iVal)
           end do
         end do
 
-        do 10, i = 1, 3
-        call bar(i+iVal)
-10      continue
+        do i = 1, 3
+          call bar(i+iVal)
+        end do
         print *, "after calling bar in foo"
-      end
+end subroutine foo
 
 program main
   integer i
 
   print *, "test program"
 
-  do 10, i = 1, 3
+  do i = 1, 3
     call foo(i)
-10  continue
+  end do
 end program main