[lld] [lld][ELF] Add --debug-names to create merged .debug_names. (PR #86508)

[Fangrui Song via llvm-commits]

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@@ -858,6 +858,10 @@ class DebugNamesBaseSection : public SyntheticSection {
     // Pointer to the .debug_info section that contains compile units, used to
     // compute the relocated CU offsets.
     InputSection *infoSec;
+    // This initially holds section offsets, which may not be consecutive if
+    // there are multiple name indices in an input .debug_names section. After
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MaskRay wrote:

Shall I say "This initially holds section offsets, whose locations may not be consecutive ... " ?

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