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view gcc/testsuite/g++.dg/other/increment1.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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line source

// PR c++/37561
// { dg-do compile }
// { dg-options "-Wno-int-to-pointer-cast" }

__PTRDIFF_TYPE__ p;
char q;

void
foo ()
{
  ((char *) p)++;	// { dg-error "lvalue" }
  ((char *) q)++;	// { dg-error "lvalue" }
  ((char *) p)--;	// { dg-error "lvalue" }
  ((char *) q)--;	// { dg-error "lvalue" }
  ++(char *) p;		// { dg-error "lvalue" }
  ++(char *) q;		// { dg-error "lvalue" }
  --(char *) p;		// { dg-error "lvalue" }
  --(char *) q;		// { dg-error "lvalue" }
}