re PR libfortran/33055 (Runtime error in INQUIRE unit existance with -fdefault-integer-8)

2007-10-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/33055
	* gfortran.dg/inquire_11.f90: New test.
	* gfortan.dg/negative_unit_int8.f: New test.

From-SVN: r129346

gcc/testsuite/ChangeLog

+2007-10-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libfortran/33055
+	* gfortran.dg/inquire_11.f90: New test.
+	* gfortan.dg/negative_unit_int8.f: New test.
+
 2007-10-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
 
 	PR target/33133

gcc/testsuite/gfortran.dg/inquire_11.f90

+! { dg-do compile }
+! PR 33055 Runtime error in INQUIRE unit existance with -fdefault-integer-8
+! Test case from PR33217 prepared by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+MODULE print_it
+CONTAINS
+  SUBROUTINE i()
+    LOGICAL :: qexist
+    INQUIRE (UNIT=1, EXIST=qexist)
+  END SUBROUTINE i
+END MODULE print_it

gcc/testsuite/gfortran.dg/negative_unit_int8.f

+! { dg-do run }
+! { dg-options "-fdefault-integer-8" }
+! 
+! NOTE: This test is identical to negative_unit.f except -fdefault-integer-8
+!
+! PR libfortran/20660 and other bugs (not filed in bugzilla) relating
+! to negative units
+! PR 33055 Runtime error in INQUIRE unit existance with -fdefault-integer-8
+! Test case update by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+!
+! Bugs submitted by Walt Brainerd
+      integer i
+      integer, parameter ::ERROR_BAD_UNIT = 5005
+      logical l
+      
+      i = 0
+! gfortran created a 'fort.-1' file and wrote "Hello" in it
+      write (unit=-1, fmt=*, iostat=i) "Hello"
+      if (i <= 0) call abort
+      
+      i = 0
+      open (unit=-11, file="xxx", iostat=i)
+      if (i <= 0) call abort
+
+      i = 0
+      inquire (unit=-42, exist=l)
+      if (l) call abort
+
+      i = 0 
+! This one is nasty
+      inquire (unit=2_8*huge(0_4)+20_8, exist=l, iostat=i)
+      if (l) call abort
+      if (i.ne.ERROR_BAD_UNIT) call abort
+
+      end