[llvm] [symbolizer] Support symbol+offset lookup (PR #75067)

[James Henderson via llvm-commits]

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@@ -64,7 +64,7 @@ RUN: llvm-addr2line --obj=%p/Inputs/symbols.so func_01+abc | FileCheck --check-p
 RUN: llvm-symbolizer --obj=%p/Inputs/symbols.so func_01+0A | FileCheck --check-prefix=NONEXISTENT %s
 RUN: llvm-addr2line --obj=%p/Inputs/symbols.so func_01+0A | FileCheck --check-prefix=NONEXISTENT %s
 
-# If '+' is not preceded by a symbol, it is a part of symbol, not an offset separator.
+# If '+' is not preceded by a symbol, it is a part of a symbol name, not an offset separator.
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jh7370 wrote:

```suggestion
# If '+' is not preceded by a symbol, it is part of a symbol name, not an offset separator.
```

https://github.com/llvm/llvm-project/pull/75067