From c97166aed29e0a224d49cec0b12503d1a10b52e0 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Tue, 15 Oct 2024 18:54:16 -0700
Subject: Fix type checking on generic extensions. (#5316)

Add fcpw library to test suite.
---
 tests/bugs/gh-5140.slang | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 tests/bugs/gh-5140.slang

(limited to 'tests/bugs')

diff --git a/tests/bugs/gh-5140.slang b/tests/bugs/gh-5140.slang
new file mode 100644
index 000000000..23d9b3a23
--- /dev/null
+++ b/tests/bugs/gh-5140.slang
@@ -0,0 +1,33 @@
+//TEST(compute):COMPARE_COMPUTE(filecheck-buffer=CHECK):-vk -output-using-type
+//TEST(compute):COMPARE_COMPUTE(filecheck-buffer=CHECK):-d3d11 -output-using-type
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+
+public interface A<T: IFloat>
+{
+}
+
+public extension<T1: IFloat, a1 : A<T1>> a1
+{
+    void foo() {
+        outputBuffer[0] = 1.0;
+    }
+}
+
+RWStructuredBuffer<float> outputBuffer;
+struct S : A<float> {
+}
+
+void helper<T: IFloat, a : A<T>>(a a2)
+{
+    a2.foo();
+}
+
+// CHECK: 1
+
+[numthreads(1,1,1)]
+void computeMain()
+{
+    S a;
+    helper(a);
+}
\ No newline at end of file
-- 
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