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* doc/loop.texi: Document possibility not to perform disambiguation
[pf3gnuchains/gcc-fork.git]
/
gcc
/
testsuite
/
gcc.dg
/
pr29637.c
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/* PR tree-optimization/29637 */
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/* { dg-do compile } */
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/* { dg-options "-O2 -ftree-vectorize" } */
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typedef struct __attribute__ ((aligned (8)))
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{
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short a, b, c, d;
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} A;
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typedef struct
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{
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A a[24];
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} B;
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static const A b = { 0, 0, 1, -1 };
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void
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foo (B *x)
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{
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int i;
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for (i = 0; i <= 20; i += 4)
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x->a[i] = b;
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}