source: tests/labelledExit.cfa @ eb5dbfd

// 
// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
// 
// labelledExit.cfa -- 
// 
// Author           : Peter A. Buhr
// Created On       : Wed Aug 10 07:29:39 2016
// Last Modified By : Peter A. Buhr
// Last Modified On : Sat Jun  5 10:07:34 2021
// Update Count     : 13
// 

int foo() {
        int i;
        int x, y;

        x = 0; y = 0;

        // block, labelled exits

  Block: {
                if ( x == y ) {
                        for ( ; i < y; ) {
                                y += 1;
                                if ( y < 10 ) break Block;
                        }
                }
        }

        // loops, labelled exits

  w1: while ( y == 10 );

  w2: while ( x < 10 ) {
                while (y < 5 ) {
                        if ( y == 3 ) break w2;
                }
                x += 1;
        }

  A: for ( i = 0; i < 10; i += 1 ) {
          B: for ( i = 0; i < 10; i += 1 ) {
                  C: for ( i = 0; i < 10; i += 1 ) {
                                goto A;
                                goto B;
                                goto C;
                                continue A;
                                continue B;
                                continue C;
                                continue;
                                break A;
                                break B;
                                break C;
                                break;
                        }
                }
        }

  D: for () {
                break D;
                continue D;
        }

  Z : i += 1;
        goto Z;
  X: Y: for () {
                i += 1;
                if ( i > 5 ) continue X;
                if ( i < 5 ) break X;
                if ( i < 5 ) break Y;
                break;
        }
  XX: for () {
          YY: for () {
                  ZZ: for () {
                                i += 1;
                                if ( i > 5 ) continue XX;
                                if ( i < 5 ) continue YY;
                                if ( i < 5 ) continue ZZ;
                                if ( i > 5 ) break XX;
                                if ( i < 5 ) break YY;
                                if ( i < 5 ) break ZZ;
                                break;
                        }
                }
        }

        for () ;
        for ( int i = 0 ;; ) ;
        for (  ; i < 0; ) ;
        for (  ; ; i += 1 ) ;
  L0:  L1:  L2:  L3:  L4:  L5:  L6:  L7:  L8:  L9:
  L10: L11: L12: L13: L14: L15: L16: L17: L18: L19:
  L20: L21: L22: L23: L24: L25: L26: L27: L28: L29:
  L31: L32: L33: L34:
        for () {
                break L0;
        }

        // switch/choose, labelled exits

  Switch: switch ( i ) {
          default:
                i += 1;
          case 0:
                i += 1;
                break Switch;
          case 1:
                switch ( i ) {
                  case 0:
                        break Switch;
                  default:
                        ; break;
                }
        }

  Choose: choose ( i ) {
          default:
                i += 1;
          case 0:
                i += 1;
                break Choose;
          case 1:
                choose ( i ) {
                  case 0:
                        break;
                  default:
                        break Choose;
                }
                fallthru;
          case 2:
                i += 1;
        }

        // all nested control options, labelled exits

  Comp: {
          Try: try {
                  For: for ( ;; ) {
                          While: while ( true ) {
                                  Do: do {
                                          If: if ( true ) {
                                                  Switch2: switch ( 3 ) {
                                                          case 3:
                                                                break Try;
                                                                break Comp;
                                                                break For;              continue For;
                                                                break While;    continue While;
                                                                break Do;               continue Do;
                                                                break If;
                                                                break Switch2;
                                                        } // switch
                                                } // if
                                        } while ( true );
                                } // while
                        } // for
                } finally {} // always executed
        } // compound

        // computed goto
        {
                void *array[] = { &&foo, &&bar, &&hack };
          foo: bar: hack:
                &&foo;
                &&bar;
                goto *array[i];
        }

  Q: if ( i > 5 ) {
                i += 1;
                break Q;
        }
        else
                i += 1;
}

int main( int argc, char const *argv[] ) {
    #pragma GCC warning "Compiled"                      // force non-empty .expect file, NO TABS!!!
}

// Local Variables: //
// tab-width: 4 //
// compile-command: "cfa labelledExit.cfa" //
// End: //