1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | int global; extern void trap (int, int); static void quit (int); static int foo (int); int main () { if (foo (0) != 0 || global != 0) quit (1); if (foo (1) != 1 || global != 1) quit (1); if (foo (2) != 2 || global != 2) quit (1); if (foo (3) != 3 || global != 3) quit (1); if (foo (4) != 4 || global != 4) quit (1); if (foo (5) != 5 || global != 5) quit (1); if (foo (6) != 6 || global != 6) quit (1); if (foo (7) != 7 || global != 7) quit (1); if (foo (8) != 8 || global != 8) quit (1); quit (0); } void __main () { } static void quit (int status) { trap (1, status); } int bar (int i) { global = i; return i; } int bar0 (int i) { global = 0; return i; } int bar1 (int i) { global = 1; return i; } int bar2 (int i) { global = 2; return i; } int bar3 (int i) { global = 3; return i; } int bar4 (int i) { global = 4; return i; } int bar5 (int i) { global = 5; return i; } int bar6 (int i) { global = 6; return i; } int bar7 (int i) { global = 7; return i; } int foo (int i) { switch (i) { case 0: bar0 (0); return 0; case 1: bar1 (1); return 1; case 2: bar2 (2); return 2; case 3: bar3 (3); return 3; case 4: bar4 (4); return 4; case 5: bar5 (5); return 5; case 6: bar6 (6); return 6; case 7: bar7 (7); return 7; default: return bar (i); } } |