diff --git a/artiq/test/lit/embedding/syscall_arg_attrs.py b/artiq/test/lit/embedding/syscall_arg_attrs.py
deleted file mode 100644
index 67207dc32..000000000
--- a/artiq/test/lit/embedding/syscall_arg_attrs.py
+++ /dev/null
@@ -1,30 +0,0 @@
-# RUN: env ARTIQ_DUMP_LLVM=%t %python -m artiq.compiler.testbench.embedding +compile %s
-# RUN: OutputCheck %s --file-to-check=%t.ll
-
-from artiq.language.core import *
-from artiq.language.types import *
-
-# Make sure `byval` and `sret` are specified both at the call site and the
-# declaration. This isn't caught by the LLVM IR validator, but mismatches
-# lead to miscompilations (at least in LLVM 11).
-
-
-@kernel
-def entrypoint():
-    # CHECK: call void @accept_str\({ i8\*, i32 }\* nonnull byval
-    accept_str("foo")
-
-    # CHECK: call void @return_str\({ i8\*, i32 }\* nonnull sret
-    return_str()
-
-
-# CHECK: declare void @accept_str\({ i8\*, i32 }\* byval\)
-@syscall
-def accept_str(name: TStr) -> TNone:
-    pass
-
-
-# CHECK: declare void @return_str\({ i8\*, i32 }\* sret\)
-@syscall
-def return_str() -> TStr:
-    pass
diff --git a/artiq/test/lit/try_loop/try_finally_while_try_finally_break.py b/artiq/test/lit/try_loop/try_finally_while_try_finally_break.py
deleted file mode 100644
index c66d88ceb..000000000
--- a/artiq/test/lit/try_loop/try_finally_while_try_finally_break.py
+++ /dev/null
@@ -1,42 +0,0 @@
-# RUN: %python -m artiq.compiler.testbench.jit %s >%t
-# RUN: OutputCheck %s --file-to-check=%t
-# REQUIRES: exceptions
-
-def run():
-    loop = 0
-    print("start")
-    try:
-        while True:
-            print("loop")
-            try:
-                if loop == 0:
-                    loop += 1
-                    continue
-                func()
-                break
-            except RuntimeError:
-                print("except")
-                return False
-            finally:
-                print("finally2")
-        print("after-while")
-    finally:
-        print("finally1")
-    print("exit")
-    return True
-
-
-def func():
-    print("func")
-
-# CHECK-L: start
-# CHECK-NEXT-L: loop
-# CHECK-NEXT-L: finally2
-# CHECK-NEXT-L: loop
-# CHECK-NEXT-L: func
-# CHECK-NEXT-L: finally2
-# CHECK-NEXT-L: after-while
-# CHECK-NEXT-L: finally1
-# CHECK-NEXT-L: exit
-
-run()
diff --git a/artiq/test/lit/try_loop/try_finally_while_try_reraise.py b/artiq/test/lit/try_loop/try_finally_while_try_reraise.py
deleted file mode 100644
index f7c6db84f..000000000
--- a/artiq/test/lit/try_loop/try_finally_while_try_reraise.py
+++ /dev/null
@@ -1,42 +0,0 @@
-# RUN: %python -m artiq.compiler.testbench.jit %s >%t
-# RUN: OutputCheck %s --file-to-check=%t
-# REQUIRES: exceptions
-
-def run():
-    print("start")
-    try:
-        try:
-            while True:
-                print("loop")
-                try:
-                    print("try")
-                    func()
-                    print("unreachable")
-                    return True
-                except RuntimeError:
-                    print("except1")
-                    raise
-            print("unreachable")
-        finally:
-            print("finally1")
-        print("unreachable")
-        return False
-    except RuntimeError:
-        print("except2")
-        raise
-    finally:
-        print("finally2")
-        return True
-
-
-def func():
-    raise RuntimeError("Test")
-
-# CHECK-L: start
-# CHECK-NEXT-L: loop
-# CHECK-NEXT-L: try
-# CHECK-NEXT-L: except1
-# CHECK-NEXT-L: finally1
-# CHECK-NEXT-L: except2
-# CHECK-NEXT-L: finally2
-run()
diff --git a/artiq/test/lit/try_loop/try_finally_while_try_return.py b/artiq/test/lit/try_loop/try_finally_while_try_return.py
deleted file mode 100644
index 92a547f02..000000000
--- a/artiq/test/lit/try_loop/try_finally_while_try_return.py
+++ /dev/null
@@ -1,29 +0,0 @@
-# RUN: %python -m artiq.compiler.testbench.jit %s >%t
-# RUN: OutputCheck %s --file-to-check=%t
-# REQUIRES: exceptions
-
-def run():
-    try:
-        while True:
-            try:
-                print("try")
-                func()
-                return True
-            except RuntimeError:
-                print("except")
-                return False
-        print("unreachable")
-    finally:
-        print("finally")
-    print("unreachable")
-    return False
-
-
-def func():
-    pass
-
-# CHECK-L: try
-# CHECK-NOT-L: except
-# CHECK-NOT-L: unreachable
-# CHECK-L: finally
-run()