re PR fortran/37253 (Segmentation fault with procedure pointer)

2008-08-28  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/37253
	* module.c (ab_attribute,attr_bits,mio_symbol_attribute): Take care of
	saving attr.procedure and attr.proc_ptr to the module file.


2008-08-28  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/37253
	* gfortran.dg/proc_ptr_10.f90: New.

From-SVN: r139713

gcc/fortran/ChangeLog

+2008-08-28  Janus Weil  <janus@gcc.gnu.org>
+
+	PR fortran/37253
+	* module.c (ab_attribute,attr_bits,mio_symbol_attribute): Take care of
+	saving attr.procedure and attr.proc_ptr to the module file.
+
 2008-08-25  Daniel Kraft  <d@domob.eu>
 
 	* gfortran.h (gfc_find_component): Add new arguments.

gcc/fortran/module.c

@@ -1649,7 +1649,7 @@ typedef enum
   AB_CRAY_POINTER, AB_CRAY_POINTEE, AB_THREADPRIVATE, AB_ALLOC_COMP,
   AB_POINTER_COMP, AB_PRIVATE_COMP, AB_VALUE, AB_VOLATILE, AB_PROTECTED,
   AB_IS_BIND_C, AB_IS_C_INTEROP, AB_IS_ISO_C, AB_ABSTRACT, AB_ZERO_COMP,
-  AB_EXTENSION
+  AB_EXTENSION, AB_PROCEDURE, AB_PROC_POINTER
 }
 ab_attribute;
 
@@ -1690,6 +1690,8 @@ static const mstring attr_bits[] =
     minit ("PROTECTED", AB_PROTECTED),
     minit ("ABSTRACT", AB_ABSTRACT),
     minit ("EXTENSION", AB_EXTENSION),
+    minit ("PROCEDURE", AB_PROCEDURE),
+    minit ("PROC_POINTER", AB_PROC_POINTER),
     minit (NULL, -1)
 };
 
@@ -1805,6 +1807,10 @@ mio_symbol_attribute (symbol_attribute *attr)
 	MIO_NAME (ab_attribute) (AB_ZERO_COMP, attr_bits);
       if (attr->extension)
 	MIO_NAME (ab_attribute) (AB_EXTENSION, attr_bits);
+      if (attr->procedure)
+	MIO_NAME (ab_attribute) (AB_PROCEDURE, attr_bits);
+      if (attr->proc_pointer)
+	MIO_NAME (ab_attribute) (AB_PROC_POINTER, attr_bits);
 
       mio_rparen ();
 
@@ -1926,6 +1932,12 @@ mio_symbol_attribute (symbol_attribute *attr)
 	    case AB_EXTENSION:
 	      attr->extension = 1;
 	      break;
+	    case AB_PROCEDURE:
+	      attr->procedure = 1;
+	      break;
+	    case AB_PROC_POINTER:
+	      attr->proc_pointer = 1;
+	      break;
 	    }
 	}
     }

gcc/testsuite/ChangeLog

+2008-08-28  Janus Weil  <janus@gcc.gnu.org>
+
+	PR fortran/37253
+	* gfortran.dg/proc_ptr_10.f90: New.
+
 2008-08-28  Dodji Seketeli  <dodji@redhat.com>
 
 	PR c++/36741

gcc/testsuite/gfortran.dg/proc_ptr_10.f90

+! { dg-do run }
+!
+! PR fortran/37253
+!
+! Contributed by Dominique d'Humieres <dominiq@lps.ens.fr>
+
+module myMod
+
+  CONTAINS
+
+  real function proc3( arg1 )
+     integer :: arg1
+     proc3 = arg1+7
+  end function proc3
+
+  subroutine proc4( arg1 )
+     procedure(real), pointer :: arg1
+     if (arg1(0)/=7) call abort()
+  end subroutine proc4
+
+end module myMod
+
+program myProg
+  use myMod
+  PROCEDURE (real), POINTER :: p => NULL()
+  p => proc3
+  call proc4( p )
+end program myProg
+ 
+! { dg-final { cleanup-modules "myMod" } }