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annotate gcc/testsuite/gcc.dg/union-cast-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-std=gnu89" } */
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3 /* A combine of two extensions to C89 are used here.
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4 First casts to unions is used.
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5 Second subscripting non lvalue arrays, this is in C99. */
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6
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7 union vx {short f[8]; int v;};
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8 int vec;
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9
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10 void
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11 foo5 (int vec)
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12 {
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13 ((union vx) vec).f[5] = 1;
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14 }