stage2: compile error for duplicate switch value on boolean

1 files changed, 15 insertions, 1 deletions

diff --git a/test/stage2/cbe.zig b/test/stage2/cbe.zig
index 2f47b8ebe8..fa8195f48a 100644
--- a/test/stage2/cbe.zig
+++ b/test/stage2/cbe.zig
@@ -327,7 +327,7 @@ pub fn addCases(ctx: *TestContext) !void {
             \\}
         , "");
 
-        // Switch expression has duplicate case value.
+        // Integer switch expression has duplicate case value.
         case.addError(
             \\export fn main() c_int {
             \\    var cond: c_int = 0;
@@ -345,6 +345,20 @@ pub fn addCases(ctx: *TestContext) !void {
             ":8:13: error: duplicate switch value",
             ":6:15: note: previous value here",
         });
+
+        // Boolean switch expression has duplicate case value.
+        case.addError(
+            \\export fn main() c_int {
+            \\    var a: bool = false;
+            \\    const b: c_int = switch (a) {
+            \\        false => 1,
+            \\        true => 2,
+            \\        false => 3,
+            \\    };
+            \\}
+        , &.{
+            ":6:9: error: duplicate switch value",
+        });
     }
     //{
     //    var case = ctx.exeFromCompiledC("optionals", .{});