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PR middle-end/35456
[pf3gnuchains/gcc-fork.git]
/
gcc
/
testsuite
/
gcc.c-torture
/
execute
/
pr19005.c
1
/* PR target/19005 */
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extern void abort (void);
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int v, s;
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void
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bar (int a, int b)
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{
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unsigned char x = v;
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if (!s)
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{
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if (a != x || b != (unsigned char) (x + 1))
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abort ();
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}
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else if (a != (unsigned char) (x + 1) || b != x)
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abort ();
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s ^= 1;
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}
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int
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foo (int x)
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{
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unsigned char a = x, b = x + 1;
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bar (a, b);
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a ^= b; b ^= a; a ^= b;
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bar (a, b);
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return 0;
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}
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int
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main (void)
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{
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for (v = -10; v < 266; v++)
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foo (v);
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return 0;
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}