[llvm] [llvm-objcopy] Check for missing argument values (PR #70710)

[via llvm-commits]

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@@ -0,0 +1,4 @@
+## An error must be reported if a required argument value is missing.
+# RUN: not llvm-objcopy --only-section 2>&1 | FileCheck --check-prefix=CHECK-NO-VALUE %s
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quic-akaryaki wrote:

I agree, but I thought this test could be expanded in the future and in that case, it will be possible to add other patterns without rewriting existing ones.

https://github.com/llvm/llvm-project/pull/70710