fix optimizer bug

Author: ckrause

CHANGELOG.md

@@ -2,6 +2,10 @@ To install or update LODA, please follow the [installation instructions](https:/
 
 ## [Unreleased]
 
+### Bugfixes
+
+* Fix optimizer bug
+
 ## v25.8.28
 
 ### Bugfixes

src/eval/optimizer.cpp

@@ -488,16 +488,6 @@ bool Optimizer::fixSandwich(Program &p) const {
       std::swap(op1, op2);
       op2.source.value *= op1.source.value;
       changed = true;
-    } else if (ProgramUtil::isAdditive(op1.type) &&
-               op2.type == Operation::Type::DIV &&
-               ProgramUtil::isAdditive(op3.type) &&
-               Number::ONE < op1.source.value &&
-               Number::ONE < op2.source.value &&
-               Semantics::mod(op1.source.value, op2.source.value) ==
-                   Number::ZERO) {
-      std::swap(op1, op2);
-      op2.source.value /= op1.source.value;
-      changed = true;
     } else if (ProgramUtil::isAdditive(op2.type) && op1.type == op3.type) {
       if (op1.type == Operation::Type::DIV) {
         std::swap(op1, op2);

tests/optimizer/E044.asm

@@ -1,7 +1,6 @@
 ; in
-sub $0,10
-div $0,2
-add $0,3
+mul $0,7
+add $0,14
+div $0,7
 ; out
-div $0,2
-sub $0,2
+add $0,2