41 lines
689 B
C
41 lines
689 B
C
/* { dg-do compile } */
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/* { dg-require-effective-target freorder } */
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/* { dg-require-effective-target fpic } */
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/* { dg-options "-O2 -freorder-blocks-and-partition -fpic" } */
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__attribute__((noinline, noclone))
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void bar (void *x)
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{
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asm volatile ("" : : "r" (x) : "memory");
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}
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__attribute__((noinline, noclone))
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void baz (void)
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{
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asm volatile ("" : : : "memory");
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}
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__attribute__((noinline, noclone))
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int foo (int x)
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{
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__label__ lab;
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if (__builtin_expect (x, 0))
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{
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lab:
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baz ();
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return 2;
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}
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bar (&&lab);
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return 1;
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}
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int
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main (void)
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{
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int x, i;
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asm volatile ("" : "=r" (x) : "0" (0));
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for (i = 0; i < 1000000; i++)
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foo (x);
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return 0;
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}
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