Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/g++.dg/ipa/pr51759.C @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* { dg-do run } */
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2 /* { dg-options "-O2" } */
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3
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4 #if __SIZEOF_INT__ == 2 && __SIZEOF_LONG__ == 4
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5 #define unsigned unsigned long
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6 #endif
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7
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8 extern "C" void abort (void);
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9 struct S
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10 {
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11 void __attribute__((noinline)) set(unsigned val)
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12 {
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13 data = val;
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14 if (data != val)
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15 abort ();
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16 }
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17 int pad0;
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18 unsigned pad1 : 8;
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19 unsigned data : 24;
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20 int pad2;
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21 };
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22 int main()
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23 {
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24 S s;
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25 s.pad2 = -1;
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26 s.set(0);
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27 if (s.pad2 != -1)
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28 abort ();
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29 }
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30