gcc/testsuite/gcc.target/arm/pr39839.c

   1 /* { dg-require-effective-target fpic } */
   2 /* { dg-options "-Os -fpic" }  */
   3 /* { dg-final { scan-assembler-not "str\[\\t \]*r.,\[\\t \]*.sp," } } */
   4
   5 struct S
   6 {
   7   int count;
   8   char *addr;
   9 };
  10
  11 void func(const char*, const char*, int, const char*);
  12
  13 /* This function should not need to spill to the stack. */
  14 void test(struct S *p)
  15 {
  16   int off = p->count;
  17   while (p->count >= 0)
  18     {
  19       const char *s = "xyz";
  20       if (*p->addr) s = "pqr";
  21       func("abcde", p->addr + off, off, s);
  22       p->count--;
  23     }
  24 }