/* PR tree-optimization/58984 */ struct S { int f0 : 8; int : 6; int f1 : 5; }; struct T { char f0; int : 6; int f1 : 5; }; int a, *c = &a, e, n, b, m; static int foo (struct S p) { const unsigned short *f[36]; for (; e < 2; e++) { const unsigned short **i = &f[0]; *c ^= 1; if (p.f1) { *i = 0; return b; } } return 0; } static int bar (struct T p) { const unsigned short *f[36]; for (; e < 2; e++) { const unsigned short **i = &f[0]; *c ^= 1; if (p.f1) { *i = 0; return b; } } return 0; } int main () { struct S o = { 1, 1 }; foo (o); m = n || o.f0; if (a != 1) __builtin_abort (); e = 0; struct T p = { 1, 1 }; bar (p); m |= n || p.f0; if (a != 0) __builtin_abort (); return 0; }