gcc/testsuite/gcc.dg/cpp/warn-normalized-3.c


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// { dg-do preprocess }
// { dg-options "-std=gnu99 -fdiagnostics-show-option -fextended-identifiers -Werror=normalized=" }

        // { dg-prune-output ".*-Werror=normalized=: Set -Wnormalized=nfc.*" }
\u0F43  // { dg-error "`.U00000f43' is not in NFC .-Wnormalized=." }