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annotate gcc/testsuite/gcc.c-torture/execute/20180131-1.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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131
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1 /* PR rtl-optimization/84071 */
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2 /* Reported by Wilco <wilco@gcc.gnu.org> */
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3
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4 extern void abort (void);
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5
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6 typedef union
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7 {
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8 signed short ss;
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9 unsigned short us;
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10 int x;
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11 } U;
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12
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13 int f(int x, int y, int z, int a, U u) __attribute__((noclone, noinline));
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14
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15 int f(int x, int y, int z, int a, U u)
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16 {
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17 return (u.ss <= 0) + u.us;
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18 }
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19
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20 int main (void)
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21 {
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22 U u = { .ss = -1 };
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23
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24 if (f (0, 0, 0, 0, u) != (1 << sizeof (short) * 8))
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25 abort ();
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26
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27 return 0;
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28 }