27 lines
636 B
C
27 lines
636 B
C
/* PR c/51628. */
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/* { dg-do compile } */
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/* { dg-options "-O" } */
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void foo (int *);
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int *
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bar (int n, int k, void *ptr)
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{
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struct A
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{
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char c[k];
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int x[n];
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} __attribute__ ((packed));
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struct A *p = (struct A *) ptr;
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int *p0, *p1;
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p0 = p->x;
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/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
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foo (p0);
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p1 = &p->x[1];
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/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
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foo (p1);
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return &p->x[1];
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/* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */
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}
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