gcc/testsuite/gcc.dg/pr55023.c

   1 /* PR rtl-optimization/55023 */
   2 /* { dg-do run } */
   3 /* { dg-options "-O2 -fno-inline" } */
   4
   5 extern void abort (void);
   6 typedef long long int64_t;
   7
   8 struct foo {
   9     int x;
  10     int y;
  11 };
  12
  13 int64_t foo(int64_t a, int64_t b, int64_t c)
  14 {
  15     return a + b + c;
  16 }
  17
  18 int64_t bar(int64_t a, struct foo bq, struct foo cq)
  19 {
  20     int64_t b = bq.x + bq.y;
  21     int64_t c = cq.x + cq.y;
  22     return foo(a, b, c);
  23 }
  24
  25 int main(void)
  26 {
  27   int64_t a = 1;
  28   struct foo b = { 2, 3 };
  29   struct foo c = { 4, 5 };
  30   if (bar (a, b, c) != 15)
  31     abort ();
  32   return 0;
  33 }