14 lines
504 B
C
14 lines
504 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-ccp1 -fdump-tree-store-merging" } */
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void write64 (void *p)
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{
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unsigned *p1 = (unsigned *) __builtin_assume_aligned (p, 8);
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*p1++ = 0;
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unsigned *p2 = (unsigned *) __builtin_assume_aligned (p1, 4);
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*p2++ = 1;
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}
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/* { dg-final { scan-tree-dump-times "__builtin_assume_aligned" 1 "ccp1" } } */
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/* { dg-final { scan-tree-dump "New sequence of 1 stores to replace old one of 2 stores" "store-merging" { target lp64 } } } */
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