File: inline3.c

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gcc-arm-none-eabi 15%3A7-2018-q2-5
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/* Verify that only one DW_AT_const_value is emitted for baz,
   not for baz abstract DIE and again inside of
   DW_TAG_inlined_subroutine.  */
/* { dg-options "-O2 -gdwarf -dA -fmerge-all-constants" } */
/* { dg-do compile } */
/* { dg-final { scan-assembler-times " DW_AT_const_value" 1 } } */

struct A { const long i; const long j; };

static inline long
foo (void)
{
  const struct A baz = { .i = 2, .j = 21 };
  /* We must make sure that baz isn't optimized away before inlining,
     otherwise its initializer is also lost.  */
  const struct A *p = &baz;
  asm volatile ("" : : : "memory");
  return baz.i * baz.j;
}

int
main ()
{
  return foo () - 42;
}