[llvm-branch-commits] [llvm] [BOLT] Map branch source address to the containing basic block in BAT YAML (PR #91273)

[Maksim Panchenko via llvm-branch-commits]

================
@@ -2378,21 +2379,27 @@ std::error_code DataAggregator::writeBATYAML(BinaryContext &BC,
         return CSI;
       };
 
+      // Lookup containing basic block offset and index
+      auto getBlock = [&BlockMap](uint32_t Offset) {
+        auto BlockIt = BlockMap.upper_bound(Offset);
+        if (LLVM_UNLIKELY(BlockIt == BlockMap.begin())) {
+          errs() << "BOLT-ERROR: Invalid BAT section";
----------------
maksfb wrote:

```suggestion
          errs() << "BOLT-ERROR: invalid BAT section\n";
```

https://github.com/llvm/llvm-project/pull/91273