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/* { dg-do compile } */ /* { dg-options "-Wunused" } */ int f1 (void) { int a; int b; int c; int d; int e; a = 1; b = 2; c = 3; d = 4; e = 5; return sizeof (a) + ((__typeof (b)) 1) + __alignof__ (c) + __builtin_choose_expr (1, d, e); }