diff --git a/basis/compiler/cfg/value-numbering/simd/simd.factor b/basis/compiler/cfg/value-numbering/simd/simd.factor
index 16d649a067..c0816e8c57 100644
--- a/basis/compiler/cfg/value-numbering/simd/simd.factor
+++ b/basis/compiler/cfg/value-numbering/simd/simd.factor
@@ -3,7 +3,7 @@
 USING: accessors combinators combinators.short-circuit arrays
 fry kernel layouts math namespaces sequences cpu.architecture
 math.bitwise math.order classes generalizations
-combinators.smart locals make alien.c-types io.binary grouping
+locals make alien.c-types io.binary grouping
 math.vectors.simd.intrinsics
 compiler.cfg
 compiler.cfg.registers
@@ -84,8 +84,8 @@ M: ##gather-int-vector-2 rewrite rewrite-gather-vector-2 ;
     insn dst>>
     [
         src1 src2 src3 src4
-        [ insn rep>> scalar-value ] 4 napply
-    ] B{ } append-outputs-as
+        [ insn rep>> scalar-value % ] 4 napply
+    ] B{ } make
     ##load-reference new-insn ;
 
 : rewrite-gather-vector-4 ( insn -- insn/f )
diff --git a/basis/compiler/codegen/codegen.factor b/basis/compiler/codegen/codegen.factor
index 1c510a2fcd..8b2e1e643e 100755
--- a/basis/compiler/codegen/codegen.factor
+++ b/basis/compiler/codegen/codegen.factor
@@ -2,9 +2,10 @@
 ! See http://factorcode.org/license.txt for BSD license.
 USING: byte-arrays namespaces make math math.order math.parser
 sequences accessors kernel layouts assocs words summary arrays
-combinators combinators.smart sets continuations.private fry
+combinators sets continuations.private fry
 cpu.architecture classes classes.struct locals slots parser
 generic.parser strings quotations hashtables
+sequences.generalizations
 compiler.constants
 compiler.cfg
 compiler.cfg.linearization
@@ -106,7 +107,7 @@ M: ##dispatch generate-insn
             label-table get
         ] B{ } make
         dup check-fixup
-    ] output>array ; inline
+    ] call 5 narray ; inline
 
 : generate ( cfg -- code )
     [
diff --git a/basis/compiler/compiler.factor b/basis/compiler/compiler.factor
index 5a15bf0c5f..797d5f2143 100644
--- a/basis/compiler/compiler.factor
+++ b/basis/compiler/compiler.factor
@@ -2,9 +2,8 @@
 ! See http://factorcode.org/license.txt for BSD license.
 USING: accessors kernel namespaces arrays sequences io words fry
 continuations vocabs assocs definitions math graphs generic
-generic.single combinators combinators.smart macros
-source-files.errors combinators.short-circuit classes.algebra
-vocabs.loader
+generic.single combinators macros make source-files.errors
+combinators.short-circuit classes.algebra vocabs.loader
 
 stack-checker stack-checker.dependencies stack-checker.inlining
 stack-checker.errors
@@ -165,11 +164,11 @@ M: optimizing-compiler recompile ( words -- alist )
 
 M: optimizing-compiler to-recompile ( -- words )
     [
-        changed-effects get new-words get assoc-diff outdated-effect-usages
-        changed-definitions get new-words get assoc-diff outdated-definition-usages
-        maybe-changed get new-words get assoc-diff outdated-conditional-usages
-        changed-definitions get [ drop word? ] assoc-filter 1array
-    ] append-outputs assoc-combine keys ;
+        changed-effects get new-words get assoc-diff outdated-effect-usages %
+        changed-definitions get new-words get assoc-diff outdated-definition-usages %
+        maybe-changed get new-words get assoc-diff outdated-conditional-usages %
+        changed-definitions get [ drop word? ] assoc-filter 1array %
+    ] { } make assoc-combine keys ;
 
 M: optimizing-compiler process-forgotten-words
     [ delete-compiled-xref ] each ;