[clang-tools-extra] [clang-tidy] introduce a must use check (PR #76101)

[Tyler Rockwood via cfe-commits]

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@@ -54,6 +55,7 @@ class MiscModule : public ClangTidyModule {
     CheckFactories.registerCheck<MisleadingIdentifierCheck>(
         "misc-misleading-identifier");
     CheckFactories.registerCheck<MisplacedConstCheck>("misc-misplaced-const");
+    CheckFactories.registerCheck<MustUseCheck>("misc-must-use");
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rockwotj wrote:

SG added most of these checks, let me know if you think I should add any.

https://github.com/llvm/llvm-project/pull/76101