re PR fortran/48972 (OPEN with Unicode file name)

2011-05-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48972
        * resolve.c (resolve_intrinsic): Don't resolve module
        intrinsics multiple times.

2011-05-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48972
        * gfortran.dg/iso_c_binding_compiler_3.f90: New.

From-SVN: r173708

gcc/fortran/ChangeLog

+2011-05-12  Tobias Burnus  <burnus@net-b.de>
+
+	PR fortran/48972
+	* resolve.c (resolve_intrinsic): Don't resolve module
+	intrinsics multiple times.
+
 2011-05-11  Tobias Burnus  <burnus@net-b.de>
 
 	PR fortran/48889

gcc/fortran/resolve.c

@@ -1441,6 +1441,10 @@ resolve_intrinsic (gfc_symbol *sym, locus *loc)
   if (sym->formal)
     return SUCCESS;
 
+  /* Already resolved.  */
+  if (sym->from_intmod && sym->ts.type != BT_UNKNOWN)
+    return SUCCESS;
+
   /* We already know this one is an intrinsic, so we don't call
      gfc_is_intrinsic for full checking but rather use gfc_find_function and
      gfc_find_subroutine directly to check whether it is a function or

gcc/testsuite/ChangeLog

+2011-05-12  Tobias Burnus  <burnus@net-b.de>
+
+	PR fortran/48972
+	* gfortran.dg/iso_c_binding_compiler_3.f90: New.
+
 2011-05-12  Jason Merrill  <jason@redhat.com>
 
 	* g++.dg/cpp0x/constexpr-incomplete2.C: New.

gcc/testsuite/gfortran.dg/iso_c_binding_compiler_3.f90

+! { dg-do compile }
+! { dg-options "-Wall" }
+!
+! PR fortran/45823
+!
+! We used to warn about 
+!  "Type specified for intrinsic function" for this file
+!
+
+use iso_c_binding
+use iso_Fortran_env
+implicit none
+intrinsic sin
+real :: x = 3.4
+print *, sin(x), c_sizeof(c_int), compiler_options(), compiler_version()
+end
+
+
+module test_mod
+    use iso_fortran_env
+end module test_mod
+
+subroutine test
+use test_mod
+end subroutine test
+
+! { dg-final { cleanup-modules "test_mod" } }