Minor clarification on side effects of a function.

This commit is contained in:
Patrick Lühne 2017-06-05 00:19:43 +02:00
parent b4c8ce3dc4
commit 7bf5d3867d
Signed by: patrick
GPG Key ID: 05F3611E97A70ABF

View File

@ -26,7 +26,7 @@ bool matchesVariableDeclaration(const ast::Term &term, const ast::VariableDeclar
////////////////////////////////////////////////////////////////////////////////////////////////////
// Extracts the term t if the given formula is of the form “X = t” and X matches the given variable
// The input formula is not usable if a term is returned
// The input formula is no longer usable after this call if a term is returned
std::experimental::optional<ast::Term> extractAssignedTerm(ast::Formula &formula, const ast::VariableDeclaration &variableDeclaration)
{
if (!formula.is<ast::Comparison>())