1 files changed, 26 insertions, 0 deletions
diff --git a/tests/diagnostics/illegal-func-decl-module.slang b/tests/diagnostics/illegal-func-decl-module.slang
new file mode 100644
index 000000000..97b66d129
--- /dev/null
+++ b/tests/diagnostics/illegal-func-decl-module.slang
@@ -0,0 +1,26 @@
+//TEST_IGNORE_FILE:
+
+export float libraryFunction(float a)
+{
+    a = a + a;
+    return a;
+}
+
+export float libraryFunction1(inout float a)
+{
+    a = a * a;
+    return a;
+}
+
+export float libraryFunction2(inout float a, in float b, out float c)
+{
+    a = a * a;
+    a = a + b;
+    return a;
+}
+
+export float libraryFunction3(in float a)
+{
+    a = a + a;
+    return a;
+}