[libcxx-commits] [libcxx] [libcxx] Support ABI symbol sizes on macOS (PR #75623)

[Will Hawkins via libcxx-commits]

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@@ -29,6 +29,13 @@ def main(argv):
     parser.add_argument(
         "library", metavar="LIB", type=str, help="The library to extract symbols from."
     )
+    parser.add_argument(
+        "-m",
+        "--mapfile",
+        dest="mapfile",
+        default=None,
+        help="The name of the mapfile that contains supplementary information about symbols. (optional)",
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hawkinsw wrote:

Great idea!

https://github.com/llvm/llvm-project/pull/75623