fix: fixes #155 slow compiling with plonk frontend

Consensys · Nov 3, 2021 · 0da1f52 · 0da1f52
1 parent ca6f89a
commit 0da1f52
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Showing 4 changed files with 231 additions and 175 deletions.
diff --git a/frontend/cs_api.go b/frontend/cs_api.go
@@ -441,13 +441,14 @@ func (cs *constraintSystem) Select(i0, i1, i2 interface{}) Variable {
 	// ensures that b is boolean
 	cs.AssertIsBoolean(b)
 
-	if b.isConstant() {
-		c := b.constantValue(cs)
-		if c.Uint64() == 0 {
-			return vars[2]
-		}
-		return vars[1]
-	}
+	// this doesn't work.
+	// if b.isConstant() {
+	// 	c := b.constantValue(cs)
+	// 	if c.Uint64() == 0 {
+	// 		return vars[2]
+	// 	}
+	// 	return vars[1]
+	// }
 
 	if vars[1].isConstant() && vars[2].isConstant() {
 		n1 := vars[1].constantValue(cs)