[lld] [lld][ELF] Implement merged .debug_names section. (PR #86508)

[Fangrui Song via llvm-commits]

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@@ -0,0 +1,173 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t1.o
+# RUN: llvm-mc -filetype=obj -triple=x86_64 %p/Inputs/debug-names-2.s -o %t2.o
+#
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MaskRay wrote:

We don't add `^#$` or `^##` lines. Please remove here and elsewhere.

You can check the convention of newer tests added to this directory `git whatchanged -p --diff-filter=A --after=2024-01-01 lld/test/ELF`

https://github.com/llvm/llvm-project/pull/86508