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| author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2018-10-12 15:44:22 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-10-12 15:44:22 -0500 |
| commit | 8597f207187baff3b9f8cc5d8955e5b96d6d57d0 (patch) | |
| tree | e521502480881b5da407a2ac95954f79171c4450 /src/expr/node_algorithm.h | |
| parent | 9f5fb42580e00370ea461be5a00f8debfb59b636 (diff) | |
Improvements to rewrite rules from inputs (#2625)
Diffstat (limited to 'src/expr/node_algorithm.h')
| -rw-r--r-- | src/expr/node_algorithm.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/expr/node_algorithm.h b/src/expr/node_algorithm.h index 7453bc292..d825d7f57 100644 --- a/src/expr/node_algorithm.h +++ b/src/expr/node_algorithm.h @@ -39,6 +39,11 @@ namespace expr { bool hasSubterm(TNode n, TNode t, bool strict = false); /** + * Check if the node n has >1 occurrences of a subterm t. + */ +bool hasSubtermMulti(TNode n, TNode t); + +/** * Returns true iff the node n contains a bound variable, that is a node of * kind BOUND_VARIABLE. This bound variable may or may not be free. * @param n The node under investigation |