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/* PR tree-optimization/52073 */ int a, b, c, d, e, f; void foo (int x) { e = 1; for (;;) { int g = c; if (x) { if (e) continue; while (a) --f; } else for (b = 5; b; b--) { d = g; g = 0 == d; } if (!g) x = 0; } }