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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [builtins/] [20010124-1.c] - Rev 338
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/* Verify that structure return doesn't invoke memcpy on overlapping objects. */ extern void abort (void); struct S { char stuff[1024]; }; union U { struct { int space; struct S s; } a; struct { struct S s; int space; } b; }; struct S f(struct S *); void g(union U *); void main_test(void) { union U u; u.b.s = f(&u.a.s); u.a.s = f(&u.b.s); g(&u); }