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[buddy] backport some fixes from upstream

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* src/fdd.c, src/imatrix.c, src/kernel.c, src/reorder.c: Here.
This commit is contained in:
Alexandre Duret-Lutz 2015-03-11 23:32:48 +01:00
parent 2d13fd50ab
commit 1ffdd57383
4 changed files with 25 additions and 16 deletions
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10
buddy/src/fdd.c
View file

@ -143,9 +143,10 @@ int fdd_extdomain(int *dom, int num)
{ {
fdvaralloc += (num > fdvaralloc) ? num : fdvaralloc; fdvaralloc += (num > fdvaralloc) ? num : fdvaralloc;
domain = (Domain*)realloc(domain, sizeof(Domain)*fdvaralloc); Domain* tmp_ptr = (Domain*)realloc(domain, sizeof(Domain)*fdvaralloc);
if (domain == NULL) if (tmp_ptr == NULL)
return bdd_error(BDD_MEMORY); return bdd_error(BDD_MEMORY);
domain = tmp_ptr;
} }
} }
@ -219,9 +220,10 @@ int fdd_overlapdomain(int v1, int v2)
{ {
fdvaralloc += fdvaralloc; fdvaralloc += fdvaralloc;
domain = (Domain*)realloc(domain, sizeof(Domain)*fdvaralloc); Domain* tmp_ptr = (Domain*)realloc(domain, sizeof(Domain)*fdvaralloc);
if (domain == NULL) if (tmp_ptr == NULL)
return bdd_error(BDD_MEMORY); return bdd_error(BDD_MEMORY);
domain = tmp_ptr;
} }
d = &domain[fdvarnum]; d = &domain[fdvarnum];

1
buddy/src/imatrix.c
View file

@ -62,6 +62,7 @@ imatrix* imatrixNew(int size)
{ {
for (m=0 ; m<n ; m++) for (m=0 ; m<n ; m++)
free(mtx->rows[m]); free(mtx->rows[m]);
free(mtx->rows);
free(mtx); free(mtx);
return NULL; return NULL;
} }

17
buddy/src/kernel.c
View file

@ -1,5 +1,5 @@
/*======================================================================== /*========================================================================
Copyright (C) 1996-2002 by Jorn Lind-Nielsen Copyright (C) 1996-2002, 2015 by Jorn Lind-Nielsen
All rights reserved All rights reserved
Permission is hereby granted, without written agreement and without Permission is hereby granted, without written agreement and without
@ -334,22 +334,25 @@ int bdd_setvarnum(int num)
} }
else else
{ {
if (__unlikely((bddvarset = BDD* tmp_ptr = (BDD*)realloc(bddvarset,sizeof(BDD)*num*2);
(BDD*)realloc(bddvarset,sizeof(BDD)*num*2)) == NULL)) if (__unlikely(tmp_ptr == NULL))
return bdd_error(BDD_MEMORY); return bdd_error(BDD_MEMORY);
if (__unlikely((bddlevel2var = bddvarset = tmp_ptr;
(int*)realloc(bddlevel2var,sizeof(int)*(num+1))) == NULL)) int* tmp_ptr2 = (int*)realloc(bddlevel2var,sizeof(int)*(num+1));
if (__unlikely(tmp_ptr2 == NULL))
{ {
free(bddvarset); free(bddvarset);
return bdd_error(BDD_MEMORY); return bdd_error(BDD_MEMORY);
} }
if (__unlikely((bddvar2level = bddlevel2var = tmp_ptr2;
(int*)realloc(bddvar2level,sizeof(int)*(num+1))) == NULL)) tmp_ptr2 = (int*)realloc(bddvar2level,sizeof(int)*(num+1));
if (__unlikely(tmp_ptr2 == NULL))
{ {
free(bddvarset); free(bddvarset);
free(bddlevel2var); free(bddlevel2var);
return bdd_error(BDD_MEMORY); return bdd_error(BDD_MEMORY);
} }
bddvar2level = tmp_ptr2;
} }
if (__likely(bddrefstack != NULL)) if (__likely(bddrefstack != NULL))

7
buddy/src/reorder.c
View file

@ -812,7 +812,7 @@ static void addref_rec(int r, char *dep)
if (r < 2) if (r < 2)
return; return;
if (bddnodes[r].refcou == 0) if (bddnodes[r].refcou == 0 || MARKED(r))
{ {
bddfreenum--; bddfreenum--;
@ -880,7 +880,10 @@ static int mark_roots(void)
} }
if ((extroots=(int*)(malloc(sizeof(int)*extrootsize))) == NULL) if ((extroots=(int*)(malloc(sizeof(int)*extrootsize))) == NULL)
return bdd_error(BDD_MEMORY); {
free(dep);
return bdd_error(BDD_MEMORY);
}
iactmtx = imatrixNew(bddvarnum); iactmtx = imatrixNew(bddvarnum);