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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [bitfld-4.c] - Rev 414
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/* When comparisons of bit-fields to unsigned constants got shortened, the shortened signed constant was wrongly marked as overflowing, leading to a later integer_zerop failure and misoptimization. Related to bug tree-optimization/16437 but shows the problem on 32-bit systems. */ /* Origin: Joseph Myers <jsm@polyomino.org.uk> */ extern void abort (void); struct s { int a:12, b:20; }; struct s x = { -123, -456 }; int main (void) { if (x.a != -123U || x.b != -456U) abort (); return 0; }
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