SQLite: Check-in [c4089ffb]

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Overview

Comment:	Fix the SQLITE_PTR_TO_INT macro so that works on recent versions of LLVM on Macs.
Downloads:	Tarball \| ZIP archive \| SQL archive
Timelines:	family \| ancestors \| descendants \| both \| trunk
Files:	files \| file ages \| folders
SHA3-256:	c4089ffbdb4b3467648c97044b0d3085da7128103079b686f608efde83c7df30
User & Date:	drh 2017-06-03 19:16:29

Context

2017-06-03
20:09		Initialize a variable to zero to prevent an (incorrect) compiler warning of it potentially being uninitialized. check-in: 65182ce0 user: drh tags: trunk
19:16		Fix the SQLITE_PTR_TO_INT macro so that works on recent versions of LLVM on Macs. check-in: c4089ffb user: drh tags: trunk
18:27		Remove unused header file from kvtest. check-in: dd7e043f user: drh tags: trunk

Changes

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Changes to test/kvtest.c.

** the ((void*)&((char*)0)[X]) construct.  But MSVC chokes on ((void*)(X)).
** So we have to define the macros in different ways depending on the
** compiler.
*/
#if defined(__PTRDIFF_TYPE__)  /* This case should work for GCC */
# define SQLITE_INT_TO_PTR(X)  ((void*)(__PTRDIFF_TYPE__)(X))
# define SQLITE_PTR_TO_INT(X)  ((sqlite3_int64)(__PTRDIFF_TYPE__)(X))
#elif !defined(__GNUC__)       /* Works for compilers other than LLVM */
# define SQLITE_INT_TO_PTR(X)  ((void*)&((char*)0)[X])
# define SQLITE_PTR_TO_INT(X)  ((sqlite3_int64)(((char*)X)-(char*)0))
#elif defined(HAVE_STDINT_H)   /* Use this case if we have ANSI headers */
# define SQLITE_INT_TO_PTR(X)  ((void*)(intptr_t)(X))
# define SQLITE_PTR_TO_INT(X)  ((sqlite3_int64)(intptr_t)(X))
#else                          /* Generates a warning - but it always works */
# define SQLITE_INT_TO_PTR(X)  ((void*)(X))
# define SQLITE_PTR_TO_INT(X)  ((sqlite3_int64)(X))
#endif

/*
** Show thqe help text and quit.
*/
static void showHelp(void){
  fprintf(stdout, "%s", zHelp);
................................................................................
    fatalError("unknown option: \"%s\"", argv[i]);
  }
  if( eType==PATH_DB ){
    /* Recover any prior crashes prior to starting the timer */
    sqlite3_open(zDb, &db);
    sqlite3_exec(db, "SELECT rowid FROM sqlite_master LIMIT 1", 0, 0, 0);
    sqlite3_close(db);

  }
  tmStart = timeOfDay();
  if( eType==PATH_DB ){
    char *zSql;
    rc = sqlite3_open(zDb, &db);
    if( rc ){
      fatalError("cannot open database \"%s\": %s", zDb, sqlite3_errmsg(db));
................................................................................
      sqlite3_open(zDb, &db);
      sqlite3_prepare_v2(db, "PRAGMA integrity_check", -1, &pStmt, 0);
      while( sqlite3_step(pStmt)==SQLITE_ROW ){
        printf("integrity-check: %s\n", sqlite3_column_text(pStmt, 0));
      }
      sqlite3_finalize(pStmt);
      sqlite3_close(db);

    }
  }
  printf("--count %d --max-id %d", nCount-nExtra, iMax);
  switch( eOrder ){
    case ORDER_RANDOM:  printf(" --random\n");  break;
    case ORDER_DESC:    printf(" --desc\n");    break;
    default:            printf(" --asc\n");     break;

** the ((void*)&((char*)0)[X]) construct.  But MSVC chokes on ((void*)(X)).
** So we have to define the macros in different ways depending on the
** compiler.
*/
#if defined(__PTRDIFF_TYPE__)  /* This case should work for GCC */
# define SQLITE_INT_TO_PTR(X)  ((void*)(__PTRDIFF_TYPE__)(X))
# define SQLITE_PTR_TO_INT(X)  ((sqlite3_int64)(__PTRDIFF_TYPE__)(X))
#else



# define SQLITE_INT_TO_PTR(X)  ((void*)(intptr_t)(X))
# define SQLITE_PTR_TO_INT(X)  ((sqlite3_int64)(intptr_t)(X))



#endif

/*
** Show thqe help text and quit.
*/
static void showHelp(void){
  fprintf(stdout, "%s", zHelp);
................................................................................
    fatalError("unknown option: \"%s\"", argv[i]);
  }
  if( eType==PATH_DB ){
    /* Recover any prior crashes prior to starting the timer */
    sqlite3_open(zDb, &db);
    sqlite3_exec(db, "SELECT rowid FROM sqlite_master LIMIT 1", 0, 0, 0);
    sqlite3_close(db);
    db = 0;
  }
  tmStart = timeOfDay();
  if( eType==PATH_DB ){
    char *zSql;
    rc = sqlite3_open(zDb, &db);
    if( rc ){
      fatalError("cannot open database \"%s\": %s", zDb, sqlite3_errmsg(db));
................................................................................
      sqlite3_open(zDb, &db);
      sqlite3_prepare_v2(db, "PRAGMA integrity_check", -1, &pStmt, 0);
      while( sqlite3_step(pStmt)==SQLITE_ROW ){
        printf("integrity-check: %s\n", sqlite3_column_text(pStmt, 0));
      }
      sqlite3_finalize(pStmt);
      sqlite3_close(db);
      db = 0;
    }
  }
  printf("--count %d --max-id %d", nCount-nExtra, iMax);
  switch( eOrder ){
    case ORDER_RANDOM:  printf(" --random\n");  break;
    case ORDER_DESC:    printf(" --desc\n");    break;
    default:            printf(" --asc\n");     break;