support logical assignment operators (#4813)

2021-03-22 20:59:43 +00:00
parent 51bdb7281b
commit f9055df44d
5 changed files with 157 additions and 43 deletions
--- a/test/compress/collapse_vars.js
+++ b/test/compress/collapse_vars.js
@@ -2868,7 +2868,7 @@ lvalues_def: {
    expect_stdout: true
 }

-compound_assignment: {
+compound_assignment_1: {
    options = {
        collapse_vars: true,
    }
@@ -2887,6 +2887,23 @@ compound_assignment: {
    expect_stdout: "4"
 }

+compound_assignment_2: {
+    options = {
+        collapse_vars: true,
+    }
+    input: {
+        var a;
+        a = 1;
+        for (a += a + 2; console.log(a););
+    }
+    expect: {
+        var a;
+        a = 1;
+        for (a += a + 2; console.log(a););
+    }
+    expect_stdout: "4"
+}
+
 issue_2187_1: {
    options = {
        collapse_vars: true,