pike.git/ src/ pike_types.c

2008-05-06

2008-05-06 15:28:26 by Henrik Grubbström (Grubba) <grubba@grubba.org>

• dd29f443ca6f994e86db9fad5905744af98810e1 (24 lines) (+22/-2) ^{[ Show | Annotate ]}
  Branch: 7.9

low_pike_types_le() now knows about implicit zeros when comparing integer ranges.

Rev: src/pike_types.c:1.327

2:   || This file is part of Pike. For copyright information see COPYRIGHT.   || Pike is distributed under GPL, LGPL and MPL. See the file COPYING   || for more information. - || $Id: pike_types.c,v 1.326 2008/05/04 16:49:07 grubba Exp $ + || $Id: pike_types.c,v 1.327 2008/05/06 15:28:26 grubba Exp $   */      #include "global.h"
3168:    struct pike_type *ret;    if(a == b) return a;    + #ifdef PIKE_DEBUG    fatal_check_c_stack(1024); -  + #endif       switch(a->type)    {
3623:    case T_VOID:    case T_MIXED:    break; -  + #ifdef PIKE_DEBUG    default:    Pike_fatal("Error in type string.\n"); -  + #endif    }    return ret;   }
4310:    INT32 bmin = CAR_TO_INT(b);    INT32 bmax = CDR_TO_INT(b);    +  /* Handle implicit zero... */ +  if (amin == 1) amin = 0; +  if (bmin == 1) bmin = 0; +  if (amax == -1) amax = 0; +  if (bmax == -1) bmax = 0; +     if(amin < bmin || amax > bmax) return 0;    break;    }
4331:    case T_MIXED:    break;    + #ifdef PIKE_DEBUG    default:    Pike_fatal("Error in type string.\n"); -  + #endif    }    return 1;   }
7220:    struct pike_type *tmp;       switch(type = *type_string) { + #ifdef PIKE_DEBUG    case T_SCOPE:    Pike_fatal("Not supported yet.\n"); -  + #endif    case T_ASSIGN:    if ((type_string[1] < '0') || (type_string[1] > '9')) {    Pike_fatal("low_make_pike_type(): Bad marker: %d\n", type_string[1]);
7346:    !type_string[bytes+4] && !type_string[bytes+5])    break;    break; + #ifdef PIKE_DEBUG    default: /* will not happen? */    bytes=0;    Pike_fatal("unexpected case in make_pike_type (%d)\n",    type_string[1]); -  + #endif    }    str = begin_wide_shared_string(bytes>>size_shift, size_shift);    MEMCPY(str->str, type_string+2, bytes);
7390:    free_string(str);    break;    } + #ifdef PIKE_DEBUG    default:    Pike_fatal("compile_type_string(): Error in type string %d.\n", type);    /* NOT_REACHED */    break; -  + #endif    }   }   
7467:    case PIKE_T_ZERO:    case T_VOID:    return 1; + #ifdef PIKE_DEBUG    default:    Pike_fatal("pike_type_allow_premature_toss: Unknown type (code: %d)\n",    type->type);    /* NOT_REACHED */    return 0; -  + #endif    }   }