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/* { dg-do compile } */ /* { dg-options "-O1 -fdump-tree-optimized" } */ struct A { int i : 8; }; signed char c1, c2; struct A a; int main() { a.i = c1; c2 = a.i; return a.i; } /* We should only store to a.i, not load from it. */ /* { dg-final { scan-tree-dump-times "a.i" 1 "optimized" } } */ /* { dg-final { cleanup-tree-dump "optimized" } } */