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Fix incorrect cleanup of tsquery in ts_rewrite(). Per bug #4933 by

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Aaron Marcuse-Kubitza <aaronmk@blackducksoftware.com>
This commit is contained in:
Teodor Sigaev
2009-07-28 09:33:09 +00:00
parent 4b284aff65
commit a142498e76
1 changed files with 2 additions and 2 deletions
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4
contrib/tsearch2/query_rewrite.c
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@ -174,12 +174,12 @@ dropvoidsubtree(QTNode * root)
root->nchild = j; root->nchild = j;
if (root->valnode->val == (int4) '!' && root->nchild == 0) if (root->nchild == 0)
{ {
QTNFree(root); QTNFree(root);
root = NULL; root = NULL;
} }
else if (root->nchild == 1) else if (root->nchild == 1 && root->valnode->val != (int4) '!')
{ {
QTNode *nroot = root->child[0]; QTNode *nroot = root->child[0];