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