[thirdparty/gcc.git] / gcc / testsuite / g++.dg / pr95768.C

/* PR c++/95768 - pretty-printer ICE on -Wuninitialized with allocated storage
   { dg-do compile }
   { dg-options "-O2 -Wall -Wno-array-bounds" } */

extern "C" void *malloc (__SIZE_TYPE__);

struct f
{
  int i;
  static int e (int);
  void operator= (int) { e (i); }
};

struct m {
  int i;
  f length;
};

struct n {
  m *o() { return (m *)this; }
};

struct p {
  n *header;
  p () {
    header = (n *)malloc (0);
    m b = *header->o();       // { dg-warning "\\\[-Wuninitialized" }
    b.length = 0;
  }
};

void detach2() { p(); }
Commit	Line	Data
abb1b605 MS	1	/* PR c++/95768 - pretty-printer ICE on -Wuninitialized with allocated storage
abb1b605 MS	2	{ dg-do compile }
a1108556	3	{ dg-options "-O2 -Wall -Wno-array-bounds" } */
abb1b605 MS	4
	5	extern "C" void *malloc (__SIZE_TYPE__);
	6
	7	struct f
	8	{
	9	int i;
	10	static int e (int);
	11	void operator= (int) { e (i); }
	12	};
	13
	14	struct m {
	15	int i;
	16	f length;
	17	};
	18
	19	struct n {
	20	m o() { return (m )this; }
	21	};
	22
	23	struct p {
	24	n *header;
	25	p () {
	26	header = (n *)malloc (0);
	27	m b = *header->o(); // { dg-warning "\\\[-Wuninitialized" }
	28	b.length = 0;
	29	}
	30	};
	31
	32	void detach2() { p(); }