1 // { dg-do preprocess } 2 // { dg-options "-std=gnu99 -Werror=normalized=nfc -fdiagnostics-show-caret -fdiagnostics-escape-format=bytes" } 3 /* { dg-message "some warnings being treated as errors" "" {target "*-*-*"} 0 } */ 4 5 /* གྷ = U+0F43 TIBETAN LETTER GHA, which has decomposition "0F42 0FB7" i.e. 6 U+0F42 TIBETAN LETTER GA: ག 7 U+0FB7 TIBETAN SUBJOINED LETTER HA: ྷ 8 9 The UTF-8 encoding of U+0F43 TIBETAN LETTER GHA is: E0 BD 83. */ 10 11 foo before_\u0F43_after bar // { dg-error "`before_.U00000f43_after' is not in NFC .-Werror=normalized=." } 12 /* { dg-begin-multiline-output "" } 13 foo before_\u0F43_after bar 14 ^~~~~~~~~~~~~~~~~~~ 15 { dg-end-multiline-output "" } */ 16 17 foo before_གྷ_after bar // { dg-error "`before_.U00000f43_after' is not in NFC .-Werror=normalized=." } 18 /* { dg-begin-multiline-output "" } 19 foo before_<e0><bd><83>_after bar 20 ^~~~~~~~~~~~~~~~~~~~~~~~~ 21 { dg-end-multiline-output "" } */ 22