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-rw-r--r--src/infer/substitution.cc9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/infer/substitution.cc b/src/infer/substitution.cc
index 8710fb0..584008b 100644
--- a/src/infer/substitution.cc
+++ b/src/infer/substitution.cc
@@ -22,6 +22,7 @@
#include "atp/core/term_bank.h"
#include "atp/core/types.h"
+#include <algorithm>
#include <vector>
namespace atp {
@@ -107,12 +108,8 @@ bool Substitution::occursIn(TermId var, TermId term, const TermBank& bank) const
}
const Term& t = bank.getTerm(term);
- for (TermId const arg : t.args_) {
- if (occursIn(var, arg, bank)) {
- return true;
- }
- }
- return false;
+ return std::any_of(t.args_.begin(), t.args_.end(),
+ [&](TermId arg) { return occursIn(var, arg, bank); });
}
void Substitution::clear() {