From 17c079625c1f8ccd91a9a810e3bd8af73e67ebe8 Mon Sep 17 00:00:00 2001
From: Martin Nordholts <martin.nordholts@codetale.se>
Date: Sat, 14 Mar 2026 00:03:43 +0100
Subject: [PATCH] tests/debuginfo/basic-stepping.rs: Add cdb test

---
 tests/debuginfo/basic-stepping.rs | 39 +++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/tests/debuginfo/basic-stepping.rs b/tests/debuginfo/basic-stepping.rs
index 6aa8aeceb1e69..c82120e8a426a 100644
--- a/tests/debuginfo/basic-stepping.rs
+++ b/tests/debuginfo/basic-stepping.rs
@@ -88,6 +88,45 @@
 //@ lldb-command: frame select
 //@ lldb-check:   [...]let m: *const() = &a;[...]
 
+// === CDB TESTS ===================================================================================
+
+// Enable source line support. See
+// https://learn.microsoft.com/en-us/windows-hardware/drivers/debuggercmds/-lines--toggle-source-line-support-.
+//@ cdb-command: .lines -e
+// Display source lines and source line numbers at the command prompt. See
+// https://learn.microsoft.com/en-us/windows-hardware/drivers/debuggercmds/l---l---set-source-options-.
+//@ cdb-command: l+s
+// Enter "source mode" so `p` steps source lines and not assembly instructions.
+//@ cdb-command: l+t
+
+// `g` means "go". See
+// https://learn.microsoft.com/en-us/windows-hardware/drivers/debuggercmds/g--go-.
+//@ cdb-command: g
+// `p` means "step". See
+// https://learn.microsoft.com/en-us/windows-hardware/drivers/debuggercmds/p--step-.
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let mut c = 27;
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let d = c = 99;
+//@ [no-SingleUseConsts-mir-pass] cdb-command: p
+//@ [no-SingleUseConsts-mir-pass] cdb-check:   [...]:     let e = "hi bob";
+//@ [no-SingleUseConsts-mir-pass] cdb-command: p
+//@ [no-SingleUseConsts-mir-pass] cdb-check:   [...]:     let f = b"hi bob";
+//@ [no-SingleUseConsts-mir-pass] cdb-command: p
+//@ [no-SingleUseConsts-mir-pass] cdb-check:   [...]:     let g = b'9';
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let h = ["whatever"; 8];
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let i = [1,2,3,4];
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let j = (23, "hi");
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let k = 2..3;
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let l = &i[k];
+//@ cdb-command: p
+//@ cdb-check:   [...]:     let m: *const() = &a;
+
 #![allow(unused_assignments, unused_variables)]
 
 fn main () {