fortran/3957: g77 -pipe -xf77-cpp-input sends output to stdout.

[toon@moene.indiv.nluug.nl]

>Number:         3957
>Category:       fortran
>Synopsis:       g77 -pipe -xf77-cpp-input sends output to stdout.
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Aug 07 15:06:00 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     Toon Moene
>Release:        GCC 3.0.x, 3.1
>Organization:
>Environment:
Any
>Description:
The following:

#if 1
      DIMENSION A(10)
#endif
      READ*,A(1)
      END

is sent to stdout when compiling with 
g77 -pipe -xf77-cpp-input.

A regression w.r.t. GCC 2.95
>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: