Add compiler option to treat enum types as unscoped. (#4354)

2 files changed, 38 insertions, 0 deletions

diff --git a/tests/language-feature/enums/anonymous-enum.slang b/tests/language-feature/enums/anonymous-enum.slang
new file mode 100644
index 000000000..b9b0a8c00
--- /dev/null
+++ b/tests/language-feature/enums/anonymous-enum.slang
@@ -0,0 +1,19 @@
+//TEST:SIMPLE(filecheck=CHECK): -target spirv
+
+// CHECK: OpEntryPoint
+
+enum
+{
+    Red,Green,Blue
+}
+
+RWStructuredBuffer<int> buffer;
+[numthreads(1, 1, 1)]
+void main(int id: SV_DispatchThreadID)
+{
+    if (id == Red)
+    {
+        buffer[0] = Green;
+    }
+    buffer[1] = Blue;
+}
diff --git a/tests/language-feature/enums/unscoped-enum-option.slang b/tests/language-feature/enums/unscoped-enum-option.slang
new file mode 100644
index 000000000..4628ac235
--- /dev/null
+++ b/tests/language-feature/enums/unscoped-enum-option.slang
@@ -0,0 +1,19 @@
+//TEST:SIMPLE(filecheck=CHECK): -target spirv -unscoped-enum
+
+// CHECK: OpEntryPoint
+
+enum Color
+{
+    Red,Green,Blue
+}
+
+RWStructuredBuffer<int> buffer;
+[numthreads(1, 1, 1)]
+void main(int id: SV_DispatchThreadID)
+{
+    if (id == Red)
+    {
+        buffer[0] = Green;
+    }
+    buffer[1] = Blue;
+}