fix corner case in if_return (#5675)

2022-09-22 16:27:06 +01:00
parent 43ec350cd2
commit 37d3e4feaa
2 changed files with 33 additions and 4 deletions
--- a/test/compress/if_return.js
+++ b/test/compress/if_return.js
@@ -1834,7 +1834,7 @@ switch_return_5: {
    ]
 }

-merged_references: {
+merged_references_1: {
    options = {
        if_return: true,
        reduce_vars: true,
@@ -1861,6 +1861,36 @@ merged_references: {
    expect_stdout: "PASS"
 }

+merged_references_2: {
+    options = {
+        if_return: true,
+        reduce_vars: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        A = "PASS";
+        var a;
+        console.log(function(b) {
+            if (a = b)
+                return console && a;
+            a = FAIL;
+            return console && a;
+        }(A));
+    }
+    expect: {
+        A = "PASS";
+        var a;
+        console.log(function(b) {
+            if (a = b);
+            else
+                a = FAIL;
+            return console && a;
+        }(A));
+    }
+    expect_stdout: "PASS"
+}
+
 issue_5583: {
    options = {
        conditionals: true,