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Testcase for PR rtl-optimization/68381
[platform/upstream/linaro-gcc.git]
/
gcc
/
testsuite
/
gcc.c-torture
/
execute
/
pr68381.c
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/* { dg-options "-O -fexpensive-optimizations -fno-tree-bit-ccp" } */
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__attribute__ ((noinline, noclone))
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int
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foo (unsigned short x, unsigned short y)
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{
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int r;
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if (__builtin_mul_overflow (x, y, &r))
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__builtin_abort ();
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return r;
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}
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int
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main (void)
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{
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int x = 1;
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int y = 2;
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if (foo (x, y) != x * y)
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__builtin_abort ();
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return 0;
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}
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