[llvm] [XCOFF] make related SD symbols as isFunction (PR #69553)

[via llvm-commits]

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@@ -4,7 +4,10 @@
 ; CHECK: Disassembly of section .text:
 ; CHECK: 00000000 <.foo3>:
 ; CHECK: 00000020 <.foo4>:
-; CHECK: 00000040 <.foo>:
+
+;; FIXME: should show the function name instead of the section name.
+; CHECK: 00000040 <explicit_sec>:
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diggerlin wrote:

your need to add option for `--symbol-description` for llvm-objdump , otherwise changing to CHECK: 00000040 <explicit_sec> is correct.

suggest add `--symbol-description` into the test case.

https://github.com/llvm/llvm-project/pull/69553