[clang] [Clang] Permit noescape on non-pointer types (PR #117344)

[Gábor Horváth via cfe-commits]

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@@ -1,7 +1,12 @@
 // RUN: %clang_cc1 -fsyntax-only -verify %s
 
+// expected-no-diagnostics
+
 template<typename T>
 void test1(T __attribute__((noescape)) arr, int size);
 
-// expected-warning at +1 {{'noescape' attribute only applies to pointer arguments}}
-void test2(int __attribute__((noescape)) arr, int size);
\ No newline at end of file
+void test2(int __attribute__((noescape)) arr, int size);
+
+#if !__has_feature(attribute_noescape_nonpointer)
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Xazax-hun wrote:

This PR introduced this feature and the goal of this test to make sure feature testing works as expected. I am happy to remove the test if you find it redundant. 

https://github.com/llvm/llvm-project/pull/117344