[llvm] [lld] [clang] [SHT_LLVM_BB_ADDR_MAP] Allow basic-block-sections and labels be used together by decoupling the handling of the two features. (PR #74128)

[Micah Weston via cfe-commits]

================
@@ -7574,30 +7573,38 @@ template <class ELFT> void 
LLVMELFDumper<ELFT>::printBBAddrMaps() {
       continue;
     }
     for (const BBAddrMap &AM : *BBAddrMapOrErr) {
-      DictScope D(W, "Function");
-      W.printHex("At", AM.Addr);
+      DictScope FD(W, "Function");
+      if (AM.BBRanges.empty())
----------------
red1bluelost wrote:

Are there scenarios where BBRanges would be completely empty? If so, what are 
those scenarios?

https://github.com/llvm/llvm-project/pull/74128
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