Hi All,
Running clang in static analyser mode on darwin (x86-64) resulted in these
messages:
(http://clang-analyzer.llvm.org/)
Maybe some of them are worth to verify.
---
../../../ppcore.c:1785:21: warning: Dereference of null pointer
pState->pMap[ HB_PP_HASHID( pMatch ) ] |= id;
^
../../../../../include/hbpp.h:407:43: note: instantiated from:
#define HB_PP_HASHID(t) ( ( UCHAR ) HB_PP_UPPER( (t)->value[0] ) )
^
../../../../../include/hbpp.h:455:34: note: instantiated from:
#define HB_PP_UPPER(c) HB_TOUPPER( c )
^
../../../ppcore.c:1785:21: note: instantiated from:
pState->pMap[ HB_PP_HASHID( pMatch ) ] |= id;
^
../../../../../include/hbpp.h:407:43: note: instantiated from:
#define HB_PP_HASHID(t) ( ( UCHAR ) HB_PP_UPPER( (t)->value[0] ) )
^
../../../ppcore.c:1785:21: note: instantiated from:
pState->pMap[ HB_PP_HASHID( pMatch ) ] |= id;
^
../../../../../include/hbpp.h:407:61: note: instantiated from:
#define HB_PP_HASHID(t) ( ( UCHAR ) HB_PP_UPPER( (t)->value[0] ) )
^
../../../ppcore.c:3420:47: warning: Dereference of null pointer
if( HB_PP_TOKEN_ISEOC( pToken ) && pToken->pNext &&
^
../../../ppcore.c:3469:17: warning: Dereference of null pointer
curtype = HB_PP_TOKEN_TYPE( pToken->type );
^
../../../ppcore.c:3469:43: note: instantiated from:
curtype = HB_PP_TOKEN_TYPE( pToken->type );
^
3 diagnostics generated.
../../../errint.c:69:8: warning: Dereference of null pointer
*pGPF = 0;
^
1 diagnostic generated.
../../../hbcrc.c:219:14: warning: Result of operation is undefined.
mask = ( HB_LONG ) 1 << ( bits - 1 );
^
1 diagnostic generated.
../../../hbstrfmt.c:220:17: warning: Dereference of null pointer
if( HB_IS_NUMERIC( pItem ) )
^
../../../../../include/hbapi.h:214:35: note: instantiated from:
#define HB_IS_NUMERIC( p ) ( ( HB_ITEM_TYPERAW( p ) & HB_IT_NUMERIC ) !=
0 )
^
../../../../../include/hbvmpub.h:170:36: note: instantiated from:
# define HB_ITEM_TYPERAW( p ) ( * ( HB_TYPE * ) ( p ) )
^
../../../hbstrfmt.c:325:17: warning: Dereference of null pointer
if( HB_IS_NUMERIC( pItem ) )
^
../../../../../include/hbapi.h:214:35: note: instantiated from:
#define HB_IS_NUMERIC( p ) ( ( HB_ITEM_TYPERAW( p ) & HB_IT_NUMERIC ) !=
0 )
^
../../../../../include/hbvmpub.h:170:36: note: instantiated from:
# define HB_ITEM_TYPERAW( p ) ( * ( HB_TYPE * ) ( p ) )
^
2 diagnostics generated.
../../../gtcrs.c:399:20: warning: Although the value stored to 'pid' is used
in the enclosing expression, the value is never actually read from 'pid'
while ( ( pid = waitpid( -1, &stat, WNOHANG ) ) > 0 ) ;
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../../../gtcrs.c:780:4: warning: Value stored to 'nKey' is never read
nKey = esc = n = i = 0;
^ ~~~~~~~~~~~~~~~
../../../gtcrs.c:861:10: warning: Value stored to 'nKey' is never read
nKey = 0;
^ ~
3 diagnostics generated.
../../../gtstd.c:141:20: warning: Although the value stored to 'pid' is used
in the enclosing expression, the value is never actually read from 'pid'
while ( ( pid = waitpid( -1, &stat, WNOHANG ) ) > 0 ) ;
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 diagnostic generated.
../../../gttrm.c:617:19: warning: Although the value stored to 'pid' is used
in the enclosing expression, the value is never actually read from 'pid'
while( ( pid = waitpid( -1, &stat, WNOHANG ) ) > 0 ) { ; }
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../../../gttrm.c:1347:4: warning: Value stored to 'nKey' is never read
nKey = esc = n = i = 0;
^ ~~~~~~~~~~~~~~~
../../../gttrm.c:1427:10: warning: Value stored to 'nKey' is never read
nKey = 0;
^ ~
3 diagnostics generated.
../../../gtxwc.c:3333:7: warning: Value stored to 'whiteColor' is never read
whiteColor = WhitePixel( wnd->dpy, DefaultScreen( wnd->dpy ) );
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 diagnostic generated.
../../../wafunc.c:864:11: warning: Dereference of null pointer
if( * szField == '\0' )
^
1 diagnostic generated.
../../../dbf1.c:3262:10: warning: Dereference of null pointer
pBuffer[ ulSize - 2 ] = '\r';
^
../../../dbf1.c:2983:19: warning: Dereference of null pointer
pThisField->bFieldFlags = ( BYTE ) pField->uiFlags;
^
../../../dbf1.c:3259:10: warning: Dereference of null pointer
pBuffer[ ulSize - 1 ] = '\r';
^
../../../dbf1.c:3190:19: warning: Dereference of null pointer
pThisField->bType = '0';
^
4 diagnostics generated.
../../../dbfcdx1.c:2837:26: warning: Dereference of null pointer
pPtr[ ( iKeys - 1 ) * iLen + j ] == pbKey[ j ]; j++
) {}
^
../../../dbfcdx1.c:2883:37: warning: Dereference of null pointer
bMax = iLen - 6 - pPtr[ iLen - 1 ];
^
../../../dbfcdx1.c:2827:84: warning: Dereference of null pointer
iSize += iLen - 6 - ( j == 0 ? 0 : pPtr[ ( j + 1 ) * iLen - 2
] ) - pPtr[ ( j + 1 ) * iLen - 1 ];
^
3 diagnostics generated.
../../../bmdbfcdx.c:2864:84: warning: Dereference of null pointer
iSize += iLen - 6 - ( j == 0 ? 0 : pPtr[ ( j + 1 ) * iLen - 2
] ) - pPtr[ ( j + 1 ) * iLen - 1 ];
^
../../../bmdbfcdx.c:2874:26: warning: Dereference of null pointer
pPtr[ ( iKeys - 1 ) * iLen + j ] == pbKey[ j ]; j++
) {}
^
../../../bmdbfcdx.c:2920:37: warning: Dereference of null pointer
bMax = iLen - 6 - pPtr[ iLen - 1 ];
^
3 diagnostics generated.
../../../hb_btree.c:517:19: warning: Dereference of null pointer
if ( thisptr->ulPage != page && thisptr->IsDirty )
^
../../../hb_btree.c:531:22: warning: Dereference of null pointer
else if ( thisptr->IsDirty )
^
../../../hb_btree.c:781:19: warning: Dereference of null pointer
if ( thisptr->prev ) thisptr->prev->next = thisptr->next;
^
3 diagnostics generated.
../../../sqlmix.c:1110:22: warning: Dereference of null pointer
if ( pNode->Leaf )
^
../../../sqlmix.c:1221:22: warning: Dereference of null pointer
pTag->CurKey = MIX_KEY( pTag, pNode, uiPos );
^
../../../sqlmix.c:71:49: note: instantiated from:
( (PMIXKEY) & ( (BYTE*) (node) ) [ ( (node)->Leaf ? sizeof( MIXNODELEAF )
: sizeof( MIXNODE ) ) + (index) * (tag)->uiTotalLen ] )
^
2 diagnostics generated.
---
Brgds,
Viktor
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