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* g++.old-deja/g++.other/cast3.C: New test. 

From-SVN: r31035
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Nathan Sidwell 1999-12-20 15:54:19 +00:00 committed by Nathan Sidwell
parent 6816f04063
commit 2d447b1e3b
2 changed files with 48 additions and 0 deletions
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4
gcc/testsuite/ChangeLog
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1999-12-20 Nathan Sidwell <nathan@acm.org>
* g++.old-deja/g++.other/cast3.C: New test.
1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
* gcc.dg/991214-1.c: Use "__asm__", not "asm".

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gcc/testsuite/g++.old-deja/g++.other/cast3.C Normal file
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// Build don't link:
// Copyright (C) 1999 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 12 Dec 1999 <nathan@acm.org>
// static_cast should not cast _away_ constness ([expr.static.cast]/6),
// but nothing bans _adding_ constness. [expr.static.cast]/10 states that a
// pointer of type cv void can be cast to pointer to object type.
struct X;
struct Y {};
struct Z : Y {};
void fn (void *p, void const *cp, Y *yp, Y const *ycp, Z *zp, Z const *zcp)
{
static_cast <X *> (p);
static_cast <X const *> (p);
static_cast <int *> (p);
static_cast <int const *> (p);
static_cast <int **> (p);
static_cast <int const **> (p);
static_cast <int *const *> (p);
static_cast <int const *const *> (p);
static_cast <X *> (cp); // ERROR - lose const
static_cast <X const *> (cp);
static_cast <int *> (cp); // ERROR - lose const
static_cast <int const *> (cp);
static_cast <int **> (cp); // ERROR - lose const
static_cast <int const **> (cp); // ERROR - lose const
static_cast <int *const *> (cp);
static_cast <int const *const *> (cp);
static_cast <Z *> (yp);
static_cast <Z const *> (yp);
static_cast <Z *> (ycp); // ERROR - lose const
static_cast <Z const *> (ycp);
static_cast <Y *> (zp);
static_cast <Y const *> (zp);
static_cast <Y *> (zcp); // ERROR - lose const
static_cast <Y const *> (zcp);
}