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| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2018-09-07 19:25:39 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2018-09-07 19:25:39 +0000 |
| commit | 8ed7776bc404719a43a9dc53283c7817ae5bfee0 (patch) | |
| tree | 3ffabee761205086f5bf876b9614b0d8fe974f0f /clang/test/Lexer/unicode.c | |
| parent | ecf2e2fe312a5dd297e6c0c78b89c98cf1073b0d (diff) | |
| download | bcm5719-llvm-8ed7776bc404719a43a9dc53283c7817ae5bfee0.tar.gz bcm5719-llvm-8ed7776bc404719a43a9dc53283c7817ae5bfee0.zip | |
PR38870: Add warning for zero-width unicode characters appearing in
identifiers.
llvm-svn: 341700
Diffstat (limited to 'clang/test/Lexer/unicode.c')
| -rw-r--r-- | clang/test/Lexer/unicode.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/clang/test/Lexer/unicode.c b/clang/test/Lexer/unicode.c index 30e353fa797..bebab829880 100644 --- a/clang/test/Lexer/unicode.c +++ b/clang/test/Lexer/unicode.c @@ -38,3 +38,10 @@ int n; = 3; // expected-warning {{treating Unicode character <U+037E> as identi int *n꞉꞉v = &n;; // expected-warning 2{{treating Unicode character <U+A789> as identifier character rather than as ':' symbol}} // expected-warning@-1 {{treating Unicode character <U+037E> as identifier character rather than as ';' symbol}} int v＝［＝］（auto）｛return～x；｝（）; // expected-warning 12{{treating Unicode character}} + +int xx; +// expected-warning@-1 {{identifier contains Unicode character <U+2060> that is invisible in some environments}} +// expected-warning@-2 {{identifier contains Unicode character <U+FEFF> that is invisible in some environments}} +// expected-warning@-3 {{identifier contains Unicode character <U+200D> that is invisible in some environments}} +int foobar = 0; // expected-warning {{identifier contains Unicode character <U+200B> that is invisible in some environments}} +int x = foobar; // expected-error {{undeclared identifier}} |
