Add test for #96797

This was fixed in LLVM which was updated in #98285.

https://reviews.llvm.org/D127751

Fixes #96797

Author: Amanieu

src/test/ui/asm/issue-96797.rs

@@ -0,0 +1,23 @@
+// build-pass
+// compile-flags: -O
+// min-llvm-version: 14.0.5
+
+// regression test for #96797
+
+#![feature(asm_sym)]
+
+use std::arch::global_asm;
+
+#[no_mangle]
+fn my_func() {}
+
+global_asm!("call_foobar: jmp {}", sym foobar);
+
+fn foobar() {}
+
+fn main() {
+    extern "Rust" {
+        fn call_foobar();
+    }
+    unsafe { call_foobar() };
+}