diff --git a/crates/swc/tests/exec/issues-6xxx/.6301/exec.js b/crates/swc/tests/exec/issues-6xxx/.6301/exec.js
new file mode 100644
index 000000000000..08cc1bccb343
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6301/exec.js
@@ -0,0 +1,2 @@
+// input.js
+try { await; } catch { console.log("caught"); }
\ No newline at end of file
diff --git a/crates/swc/tests/exec/issues-6xxx/.6302/exec.js b/crates/swc/tests/exec/issues-6xxx/.6302/exec.js
new file mode 100644
index 000000000000..4ce9f8c0c058
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6302/exec.js
@@ -0,0 +1 @@
+var [...x] = 0;
diff --git a/crates/swc/tests/exec/issues-6xxx/.6303/exec.js b/crates/swc/tests/exec/issues-6xxx/.6303/exec.js
new file mode 100644
index 000000000000..6f77cb958271
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6303/exec.js
@@ -0,0 +1,2 @@
+"use strict";
+for ({} in [0]);
\ No newline at end of file
diff --git a/crates/swc/tests/exec/issues-6xxx/.6304/exec.js b/crates/swc/tests/exec/issues-6xxx/.6304/exec.js
new file mode 100644
index 000000000000..62ca18957d42
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6304/exec.js
@@ -0,0 +1 @@
+let [] = [];
diff --git a/crates/swc/tests/exec/issues-6xxx/.6305/exec.js b/crates/swc/tests/exec/issues-6xxx/.6305/exec.js
new file mode 100644
index 000000000000..1197ed377dc0
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6305/exec.js
@@ -0,0 +1 @@
+class x { static { super.x = 0; } }
diff --git a/crates/swc/tests/exec/issues-6xxx/.6306/exec.js b/crates/swc/tests/exec/issues-6xxx/.6306/exec.js
new file mode 100644
index 000000000000..7cc7940f690e
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6306/exec.js
@@ -0,0 +1,2 @@
+"use strict";
+x = {} = null;
\ No newline at end of file
diff --git a/crates/swc/tests/exec/issues-6xxx/.6307/exec.js b/crates/swc/tests/exec/issues-6xxx/.6307/exec.js
new file mode 100644
index 000000000000..ea1bc4ff9109
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6307/exec.js
@@ -0,0 +1 @@
+class x { static y = x = 0; }
\ No newline at end of file
diff --git a/crates/swc/tests/exec/issues-6xxx/.6308/exec.js b/crates/swc/tests/exec/issues-6xxx/.6308/exec.js
new file mode 100644
index 000000000000..fa6ea9a01c04
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6308/exec.js
@@ -0,0 +1,2 @@
+var x = { x } = 0;
+console.log(x);
diff --git a/crates/swc/tests/exec/issues-6xxx/.6309/exec.js b/crates/swc/tests/exec/issues-6xxx/.6309/exec.js
new file mode 100644
index 000000000000..e46d1a23ab1d
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6309/exec.js
@@ -0,0 +1 @@
+class x { static x = super.x += super.x += 0; }
diff --git a/crates/swc/tests/exec/issues-6xxx/.6311/exec.js b/crates/swc/tests/exec/issues-6xxx/.6311/exec.js
new file mode 100644
index 000000000000..242b3920104d
--- /dev/null
+++ b/crates/swc/tests/exec/issues-6xxx/.6311/exec.js
@@ -0,0 +1 @@
+switch ( 0 ) { case x : function x ( ) { } }