[clang-tools-extra] [clang-tidy] Header check support for check_clang_tidy.py (PR #175735)

[Baranov Victor via cfe-commits]

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@@ -1,5 +1,6 @@
-// RUN: %check_clang_tidy %s readability-duplicate-include %t -- \
-// RUN:   -header-filter='' \
+// RUN: %check_clang_tidy -check-header %S/Inputs/duplicate-include/duplicate-include.h \
+// RUN:   %s readability-duplicate-include %t -- \
+// RUN:   -header-filter='.*' \
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vbvictor wrote:

same -header-filter

https://github.com/llvm/llvm-project/pull/175735