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adding comparison #2360

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-06-28 21:14:58 -07:00
parent db274ebe01
commit 335543b374
9 changed files with 143 additions and 4 deletions
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19
src/api/z3_api.h
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@ -3474,6 +3474,25 @@ extern "C" {
*/
Z3_ast Z3_API Z3_mk_seq_contains(Z3_context c, Z3_ast container, Z3_ast containee);
/**
\brief Check if \c s1 is lexicographically strictly less than \c s2.
\pre \c s1 and \c s2 are strings
def_API('Z3_mk_str_lt' ,AST ,(_in(CONTEXT), _in(AST), _in(AST)))
*/
Z3_ast Z3_API Z3_mk_str_lt(Z3_context c, Z3_ast prefix, Z3_ast s);
/**
\brief Check if \c s1 is equal or lexicographically strictly less than \c s2.
\pre \c s1 and \c s2 are strings
def_API('Z3_mk_str_le' ,AST ,(_in(CONTEXT), _in(AST), _in(AST)))
*/
Z3_ast Z3_API Z3_mk_str_le(Z3_context c, Z3_ast prefix, Z3_ast s);
/**
\brief Extract subsequence starting at \c offset of \c length.