source:
tests/labelledExit.c@
48b7085e
| Last change on this file since 48b7085e was adb6b30f, checked in by , 7 years ago | |
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| File size: 2.6 KB | |
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| [2f22cc4] | 1 | // |
| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo | |
| 3 | // | |
| 4 | // The contents of this file are covered under the licence agreement in the | |
| 5 | // file "LICENCE" distributed with Cforall. | |
| 6 | // | |
| 7 | // labelledExit.c -- | |
| 8 | // | |
| 9 | // Author : Peter A. Buhr | |
| 10 | // Created On : Wed Aug 10 07:29:39 2016 | |
| 11 | // Last Modified By : Peter A. Buhr | |
| [adb6b30f] | 12 | // Last Modified On : Thu Aug 16 08:55:39 2018 |
| 13 | // Update Count : 3 | |
| [2f22cc4] | 14 | // |
| 15 | ||
| [10dc7491] | 16 | int foo() { |
| [62edde5] | 17 | int i; |
| 18 | int x, y; | |
| 19 | ||
| 20 | x = 0; y = 0; | |
| 21 | ||
| 22 | // block, labelled exits | |
| 23 | ||
| 24 | Block: { | |
| 25 | if ( x == y ) { | |
| 26 | for ( ; i < y; ) { | |
| 27 | y += 1; | |
| 28 | if ( y < 10 ) break Block; | |
| 29 | } | |
| 30 | } | |
| 31 | } | |
| 32 | ||
| 33 | // loops, labelled exits | |
| 34 | ||
| 35 | w1: while ( y == 10 ); | |
| 36 | ||
| 37 | w2: while ( x < 10 ) { | |
| 38 | while (y < 5 ) { | |
| 39 | if ( y == 3 ) break w2; | |
| 40 | } | |
| 41 | x += 1; | |
| 42 | } | |
| 43 | ||
| 44 | A: for ( i = 0; i < 10; i += 1 ) { | |
| 45 | B: for ( i = 0; i < 10; i += 1 ) { | |
| 46 | C: for ( i = 0; i < 10; i += 1 ) { | |
| 47 | goto A; | |
| 48 | goto B; | |
| 49 | goto C; | |
| 50 | continue A; | |
| 51 | continue B; | |
| 52 | continue C; | |
| 53 | continue; | |
| 54 | break A; | |
| 55 | break B; | |
| 56 | break C; | |
| 57 | break; | |
| 58 | } | |
| 59 | } | |
| 60 | } | |
| 61 | ||
| [adb6b30f] | 62 | D: for () { |
| [62edde5] | 63 | break D; |
| 64 | continue D; | |
| 65 | } | |
| 66 | ||
| 67 | Z : i += 1; | |
| 68 | goto Z; | |
| [adb6b30f] | 69 | X: Y: for () { |
| [62edde5] | 70 | i += 1; |
| 71 | if ( i > 5 ) continue X; | |
| 72 | if ( i < 5 ) break X; | |
| 73 | if ( i < 5 ) break Y; | |
| 74 | break; | |
| 75 | } | |
| [adb6b30f] | 76 | XX: for () { |
| 77 | YY: for () { | |
| 78 | ZZ: for () { | |
| [62edde5] | 79 | i += 1; |
| 80 | if ( i > 5 ) continue XX; | |
| 81 | if ( i < 5 ) continue YY; | |
| 82 | if ( i < 5 ) continue ZZ; | |
| 83 | if ( i > 5 ) break XX; | |
| 84 | if ( i < 5 ) break YY; | |
| 85 | if ( i < 5 ) break ZZ; | |
| 86 | break; | |
| 87 | } | |
| 88 | } | |
| 89 | } | |
| 90 | ||
| [adb6b30f] | 91 | for () ; |
| [62edde5] | 92 | for ( int i = 0 ;; ) ; |
| 93 | for ( ; i < 0; ) ; | |
| 94 | for ( ; ; i += 1 ) ; | |
| 95 | L0: L1: L2: L3: L4: L5: L6: L7: L8: L9: | |
| 96 | L10: L11: L12: L13: L14: L15: L16: L17: L18: L19: | |
| 97 | L20: L21: L22: L23: L24: L25: L26: L27: L28: L29: | |
| 98 | L31: L32: L33: L34: | |
| [adb6b30f] | 99 | for () { |
| [62edde5] | 100 | break L0; |
| 101 | } | |
| 102 | ||
| 103 | // switch/choose, labelled exits | |
| 104 | ||
| 105 | Switch: switch ( i ) { | |
| 106 | default: | |
| 107 | i += 1; | |
| 108 | case 0: | |
| 109 | i += 1; | |
| 110 | break Switch; | |
| 111 | case 1: | |
| 112 | switch ( i ) { | |
| 113 | case 0: | |
| 114 | break Switch; | |
| 115 | default: | |
| 116 | ; break; | |
| 117 | } | |
| 118 | } | |
| 119 | ||
| 120 | Choose: choose ( i ) { | |
| 121 | default: | |
| 122 | i += 1; | |
| 123 | case 0: | |
| 124 | i += 1; | |
| 125 | break Choose; | |
| 126 | case 1: | |
| 127 | choose ( i ) { | |
| 128 | case 0: | |
| 129 | break; | |
| 130 | default: | |
| 131 | break Choose; | |
| 132 | } | |
| 133 | fallthru; | |
| 134 | case 2: | |
| 135 | i += 1; | |
| 136 | } | |
| 137 | ||
| 138 | // computed goto | |
| [c017d5b] | 139 | // { |
| 140 | // void *array[] = { &&foo, &&bar, &&hack }; | |
| 141 | // foo: bar: hack: | |
| 142 | // &&foo; | |
| 143 | // &&bar; | |
| 144 | // goto *array[i]; | |
| 145 | // } | |
| [62edde5] | 146 | |
| 147 | Q: if ( i > 5 ) { | |
| 148 | i += 1; | |
| [540b275] | 149 | break Q; |
| 150 | } | |
| 151 | else | |
| [62edde5] | 152 | i += 1; |
| 153 | } | |
| 154 | ||
| [2f22cc4] | 155 | int main( int argc, char const *argv[] ) { |
| [aaf1f4d] | 156 | /* code */ |
| 157 | } | |
| 158 | ||
| [62edde5] | 159 | // Local Variables: // |
| 160 | // tab-width: 4 // | |
| [2f22cc4] | 161 | // compile-command: "cfa labelledExit.c" // |
| [62edde5] | 162 | // End: // |
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