[turbofan] Fix CheckedInt32Mod lowering.

test/mjsunit/compiler/regress-5278.js

Index: test/mjsunit/compiler/regress-5278.js
diff --git a/test/mjsunit/regress/regress-crbug-614292.js b/test/mjsunit/compiler/regress-5278.js
similarity index 72%
copy from test/mjsunit/regress/regress-crbug-614292.js
copy to test/mjsunit/compiler/regress-5278.js
index 3a67c17f6010b3bf60a8b7c9aa019ff369ddfadf..25b1fb03d54d297913797e566500873ed2df092e 100644
--- a/test/mjsunit/regress/regress-crbug-614292.js
+++ b/test/mjsunit/compiler/regress-5278.js
@@ -4,11 +4,10 @@
 
 // Flags: --allow-natives-syntax
 
-function foo() {
-  return [] | 0 && values[0] || false;
+function foo(a, b) {
+  return a % b;
 }
-
+foo(2, 1);
+foo(2, 1);
 %OptimizeFunctionOnNextCall(foo);
-try {
-  foo();
-} catch (e) {}
+assertEquals(-0, foo(-2, 1));