diff --git a/src/main/wacc/backend/asmGenerator.scala b/src/main/wacc/backend/asmGenerator.scala
index d8dd5b0..da34592 100644
--- a/src/main/wacc/backend/asmGenerator.scala
+++ b/src/main/wacc/backend/asmGenerator.scala
@@ -170,11 +170,11 @@ object asmGenerator {
         chain += stack.drop()
         chain += Jump(LabelArg(elseLabel), Cond.Equal)
 
-        chain ++= Chain.fromSeq(thenBranch).flatMap(generateStmt)
+        chain ++= thenBranch.foldMap(generateStmt)
         chain += Jump(LabelArg(endLabel))
         chain += LabelDef(elseLabel)
 
-        chain ++= Chain.fromSeq(elseBranch).flatMap(generateStmt)
+        chain ++= elseBranch.foldMap(generateStmt)
         chain += LabelDef(endLabel)
 
       case While(cond, body) =>
@@ -187,7 +187,7 @@ object asmGenerator {
         chain += stack.drop()
         chain += Jump(LabelArg(endLabel), Cond.Equal)
 
-        chain ++= Chain.fromSeq(body).flatMap(generateStmt)
+        chain ++= body.foldMap(generateStmt)
         chain += Jump(LabelArg(startLabel))
         chain += LabelDef(endLabel)
 
@@ -298,13 +298,13 @@ object asmGenerator {
     val argRegs = List(RDI, RSI, RDX, RCX, R8, R9)
     val microWacc.Call(target, args) = call
 
-    argRegs.zip(args).foreach { (reg, expr) =>
+    argRegs.zip(args).foldMap { (reg, expr) =>
       chain ++= evalExprOntoStack(expr)
       chain += stack.pop(reg)
     }
 
-    args.drop(argRegs.size).foreach { expr =>
-      chain ++= evalExprOntoStack(expr)
+    args.drop(argRegs.size).foldMap {
+      chain ++= evalExprOntoStack(_)
     }
 
     chain += assemblyIR.Call(LabelArg(labelGenerator.getLabel(target)))