[lld] [lld-macho][NFC] Refactor insertions into inputSections (PR #85692)

[via llvm-commits]

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@@ -38,6 +38,43 @@ static_assert(sizeof(void *) != 8 ||
 
 std::vector<ConcatInputSection *> macho::inputSections;
 
+void lld::macho::addInputSection(InputSection *inputSection) {
+  // Used across function calls to impose section ordering
+  static uint64_t inputOrder = 0;
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alx32 wrote:

How about defining it next to `inputSections` and resetting it in `cleanupCallback` along with `inputSections` ? 

https://github.com/llvm/llvm-project/pull/85692