gcc-4.9/gcc/testsuite/gcc.dg/invalid-call-1.c


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/* PR rtl-optimization/29841 */
/* Testcase by Khem Raj <raj.khem@gmail.com> */

/* { dg-do compile } */
/* { dg-options "-O2" } */
/* { dg-options "-O2 -march=i586" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */

typedef void (*fp)(void);
extern char* bar(void* a1, int a2);
extern char* mar(int n);
char* cptr;

void foo()
{
  cptr = mar(6);
  ((char *(*)(void *,int (*)(void *,unsigned char **),char**))((fp)bar))(0,0,(void*)(0)); /* { dg-warning "function called through a non-compatible type" "non-compatible type" } */
}