[Bug fortran/40873] -fwhole-file -fwhole-program: Wrong decls cause too much to be optimized away

[rguenth at gcc dot gnu dot org]

------- Comment #4 from rguenth at gcc dot gnu dot org  2009-09-22 15:42 -------
Similar testcase from PR40011

SUBROUTINE c()
 CALL a()
END SUBROUTINE c

SUBROUTINE a()
END SUBROUTINE a

MODULE M
CONTAINS
 SUBROUTINE b()
   CALL c()
 END SUBROUTINE
END MODULE

USE M
CALL b()
END

> gfortran -fwhole-file -O t.f90
/tmp/ccW7Uhc6.o: In function `__m_MOD_b':
t.f90:(.text+0xa): undefined reference to `c_'
collect2: ld returned 1 exit status


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
OtherBugsDependingO|                            |40011
              nThis|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40873