File: pr51628-34.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (25 lines) | stat: -rw-r--r-- 739 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
/* PR c/51628.  */
/* { dg-do compile } */
/* { dg-options "-O -Wno-incompatible-pointer-types" } */

struct __attribute__((packed)) S { char p; int a, b, c; };

short *
baz (int x, struct S *p)
{
  return (x
	  ? &p->a 
/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
	  : &p->b);
/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
}

short *
qux (int x, struct S *p)
{
  return (short *) (x
		    ?  &p->a
/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
		    : &p->b);
/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
}