From 447b7e0e2be031409b1421b49c81f020353bf7c5 Mon Sep 17 00:00:00 2001
From: jsmall-nvidia <jsmall@nvidia.com>
Date: Tue, 21 Dec 2021 16:35:34 -0500
Subject: Language experiments (#2068)

* #include an absolute path didn't work - because paths were taken to always be relative.

* Moved to experiments.
Added some more tests.

* More tests around associated types.

* Return interface tests.

* More tests.
---
 tests/experiments/generic/param-specialize-2.slang | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 tests/experiments/generic/param-specialize-2.slang

(limited to 'tests/experiments/generic/param-specialize-2.slang')

diff --git a/tests/experiments/generic/param-specialize-2.slang b/tests/experiments/generic/param-specialize-2.slang
new file mode 100644
index 000000000..04dc2f61c
--- /dev/null
+++ b/tests/experiments/generic/param-specialize-2.slang
@@ -0,0 +1,44 @@
+//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
+
+/* This test trys to specialize an algorithm through generic parameters. 
+
+Using parameters in this way ensures the algorithm in function form 
+will have those values known at compile time, and presumably lead to a specialized version.
+
+Here (with 1 == 1) it's testing if a compile time knowable expression can be used.
+
+Does not work because
+
+.slang(25): note 99999: an internal error threw an exception while working on code near this location
+(0): error 99999: Slang compilation aborted due to an exception of class Slang::InternalError: unexpected: ErrorType
+*/
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
+RWStructuredBuffer<int> outputBuffer;
+
+enum class Enum
+{
+    A, B
+};
+
+// NOTE! Here we don't have let!
+int doThing<a : bool, b : int, c : Enum>()
+{
+    //if (a)
+    {
+        return 1;
+    }
+    return 0;
+    //return a ? b + b + int(c) : b - int(c);
+}
+
+
+[numthreads(4, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{    
+    int index = dispatchThreadID.x;
+    
+    let v = doThing<1 == 1, false, Enum::A>();
+    
+    outputBuffer[dispatchThreadID.x] = v;
+}
\ No newline at end of file
-- 
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