diff options
Diffstat (limited to 'src/expr/expr_template.h')
| -rw-r--r-- | src/expr/expr_template.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/expr/expr_template.h b/src/expr/expr_template.h index 99b57b0c2..08dd1d25f 100644 --- a/src/expr/expr_template.h +++ b/src/expr/expr_template.h @@ -211,11 +211,19 @@ public: */ bool isConst() const; - /** - * Check if this is an expression representing a constant. - * @return true if a constant expression - */ - bool isAtomic() const; + /* A note on isAtomic() and isAtomicFormula() (in CVC3 parlance).. + * + * It has been decided for now to hold off on implementations of + * these functions, as they may only be needed in CNF conversion, + * where it's pointless to do a lazy isAtomic determination by + * searching through the DAG, and storing it, since the result will + * only be used once. For more details see the 4/27/2010 CVC4 + * developer's meeting notes at: + * + * http://goedel.cims.nyu.edu/wiki/Meeting_Minutes_-_April_27,_2010#isAtomic.28.29_and_isAtomicFormula.28.29 + */ + // bool containsDecision(); // is "atomic" + // bool properlyContainsDecision(); // maybe not atomic but all children are /** Extract a constant of type T */ template <class T> |