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(parse_reg_exp): If '|' is immediately followed by another '|', end of regex or enclosing ')', clear branch.

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This commit is contained in:
Ulrich Drepper 2002-08-12 19:18:45 +00:00
parent f7c1f4dd1c
commit 9b88fc1667
1 changed files with 2 additions and 0 deletions
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2
posix/regcomp.c
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@ -1807,6 +1807,8 @@ parse_reg_exp (regexp, preg, token, syntax, nest, err)
return NULL;
}
}
else
branch = NULL;
tree = create_tree (tree, branch, 0, new_idx);
if (BE (new_idx == -1 || tree == NULL, 0))
return *err = REG_ESPACE, NULL;