[llvm] [llvm-objdump] Document selecting symbols containing commas (PR #221619)

[James Henderson via llvm-commits]

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@@ -72,12 +72,14 @@ def traceback_table : Flag<["--"], "traceback-table">,
            "This option is for XCOFF files only">;
 
 def disassemble_symbols_EQ : Joined<["--"], "disassemble-symbols=">,
-  HelpText<"List of symbols to disassemble. "
+  HelpText<"Comma-separated list of symbols to disassemble. "
+           "Use --disassemble=<symbol> for names containing commas. "
            "Accept demangled names when --demangle is "
            "specified, otherwise accept mangled names">;
 
 def disassemble_EQ : Joined<["--"], "disassemble=">,
-  HelpText<"Specify a symbol name to diasassemble. "
+  HelpText<"Disassemble a single symbol, including names containing commas. "
+           "May be repeated. "
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jh7370 wrote:

"including names containing commas" doesn't need calling out (see my other comments).

"May be repeated" would be better written as "May be specified multiple times" to match existing wording elsewhere in the file.

https://github.com/llvm/llvm-project/pull/221619