fortran:

* parse.c (gfc_statement_next_fixed): (Change from Andy's tree)
Detect bad continuation line in fixed form sources.

testsuite:
* gfortran.fortran-torture/compile/noncontinuation_1.f90: New
test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@81845 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 11 insertions, 2 deletions

diff --git a/gcc/fortran/parse.c b/gcc/fortran/parse.c
index 1ab5b6aa5cd..beec9d622ba 100644
--- a/gcc/fortran/parse.c
+++ b/gcc/fortran/parse.c
@@ -420,11 +420,20 @@ next_fixed (void)
     }
 
   /* Since this line starts a statement, it cannot be a continuation
-     of a previous statement.  Hence we mostly ignore column 6.  */
+     of a previous statement.  If we see something here besides a
+     space or zero, it must be a bad continuation line.  */
 
-  if (gfc_next_char_literal (0) == '\n')
+  c = gfc_next_char_literal (0);
+  if (c == '\n')
     goto blank_line;
 
+  if (c != ' ' && c!= '0')
+    {
+      gfc_buffer_error (0);
+      gfc_error ("Bad continuation line at %C");
+      return ST_NONE;
+    }
+
   /* Now that we've taken care of the statement label columns, we have
      to make sure that the first nonblank character is not a '!'.  If
      it is, the rest of the line is a comment.  */