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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tls/] [opt-4.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn
/* { dg-do compile } */
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/* { dg-options "-O2" } */
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/* { dg-require-effective-target tls } */
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struct A
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{
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  int a1;
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  int a2;
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};
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extern __thread const unsigned char *tcc1, **tcc2;
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extern inline const unsigned char ** __attribute__ ((const))
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foo (void)
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{
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  const unsigned char **a = &tcc1;
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  if (*a == 0)
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    *a = *tcc2 + 128;
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  return a;
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}
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extern inline int
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bar (const struct A *x)
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{
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  int a;
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  if (x->a2 & 8)
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    return 0;
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  a = x->a1;
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  return a > 0 && ((*foo ())[a] & 64);
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}
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int
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baz (const struct A *x, char *y)
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{
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  const struct A *a;
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  for (a = x; !!a->a1; a++)
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    if (! (x->a2 & 8))
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      if (bar (a))
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        {
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          *y++ = a->a1;
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          if (x->a1)
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            *y++ = ':';
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          *y = '\0';
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        }
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  return 0;
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}
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/* Verify tcc1 and tcc2 variables show up only in the TLS access sequences.  */
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/* { dg-final { scan-assembler "tcc1@" { target i?86-*-* x86_64-*-* } } } */
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/* { dg-final { scan-assembler "tcc2@" { target i?86-*-* x86_64-*-* } } } */
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/* { dg-final { scan-assembler-not "tcc1\[^@\]" { target i?86-*-* x86_64-*-* } } } */
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/* { dg-final { scan-assembler-not "tcc2\[^@\]" { target i?86-*-* x86_64-*-* } } } */

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