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Re: [PATCH] Add guality [p]type test.

On Wed, 2014-08-20 at 10:49 +0200, Richard Biener wrote:
> On Tue, Aug 19, 2014 at 7:52 PM, Mark Wielaard <> wrote:
> > Filed as "LTO DWARF
> > produces __unknown__ type for unsigned int function argument type".
> >
> > I included a smaller testcase in the bug that can just be dropped into
> > gcc/testsuite/gcc.dg/guality/ to show the issue. Shall I just commit the
> > change to the restrict.c testcase, so at least that one always PASSes
> > for now?
> No need - I have a fix in testing.

Thanks, that fix works for me. But I still need to mark the variables as
used in the restrict.c test case to turn them from UNSUPPORTED to PASS
with LTO.

2014-08-20  Mark Wielaard  <>

    * gcc.dg/guality/restrict.c: Add `used' attribute to all variables.

OK to push?



diff --git a/gcc/testsuite/gcc.dg/guality/restrict.c b/gcc/testsuite/gcc.dg/guality/restrict.c
index e31224b..62d7832 100644
--- a/gcc/testsuite/gcc.dg/guality/restrict.c
+++ b/gcc/testsuite/gcc.dg/guality/restrict.c
@@ -2,16 +2,16 @@
 /* { dg-do run } */
 /* { dg-options "-std=c99 -gdwarf-3" } */
-int *ip;
-const int *cip;
-int * restrict irp;
-int * const icp;
-const int * restrict cirp;
-int * const restrict icrp;
-const int * const restrict cicrp;
-int * const volatile restrict cvirp;
-const volatile int * restrict pcvir;
+int *ip __attribute__((used));
+const int *cip __attribute__((used));
+int * restrict irp __attribute__((used));
+int * const icp __attribute__((used));
+const int * restrict cirp __attribute__((used));
+int * const restrict icrp __attribute__((used));
+const int * const restrict cicrp __attribute__((used));
+int * const volatile restrict cvirp __attribute__((used));
+const volatile int * restrict pcvir __attribute__((used));
 static __attribute__((noclone, noinline)) void *
 cpy (void * restrict s1, const void * restrict s2, unsigned int n)

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