gcc/testsuite/gcc.target/arm/pr97969.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target arm_arch_v6m_ok } */
   3 /* { dg-options "-std=c99 -fno-omit-frame-pointer -w -Os" } */
   4 /* { dg-add-options arm_arch_v6m } */
   5
   6 typedef int a[23];
   7 enum { b };
   8 typedef struct {
   9   int c;
  10   char *e;
  11   char f;
  12 } d;
  13 typedef enum { g = 1 } h;
  14 typedef struct {
  15   h i;
  16   int j;
  17 } k;
  18 typedef struct {
  19   a l;
  20   int a;
  21   int m;
  22   int n;
  23   int o;
  24   short p;
  25   int q;
  26   k r;
  27   char e;
  28   char *s;
  29   d t;
  30   d *u;
  31   short v;
  32   int w;
  33 } aa;
  34
  35 void ae(short*, int, int);
  36 void af(aa*, int, char, int);
  37 int ag(int);
  38 void ah(aa);
  39 void ai(int);
  40 void aj(aa);
  41 int setjmp();
  42
  43 int c(char x, int y, char z, int ab) {
  44   aa ac;
  45   ac.r.i = 0;
  46   d ad;
  47   ac.t = ad;
  48   ac.u = 0;
  49   ae(&ac.v, 0, 0);
  50   ac.w = 0;
  51   af(&ac, x + y, z, z + ab);
  52   if (ag(0))
  53     return 0;
  54   if (x)
  55     ac.s = (char*)(z + ab);
  56   else
  57     ac.s = (char*)(x + y);
  58   ac.o |= g;
  59   if (!setjmp()) {
  60     ah(ac);
  61     ai(b);
  62     ac.e = z + ab;
  63     aj(ac);
  64   }
  65 }