diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/cpp/wchar-1.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/cpp/wchar-1.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/wchar-1.c b/gcc/testsuite/gcc.dg/cpp/wchar-1.c new file mode 100644 index 000000000..ac9b38b80 --- /dev/null +++ b/gcc/testsuite/gcc.dg/cpp/wchar-1.c @@ -0,0 +1,24 @@ +/* Copyright (C) 2002 Free Software Foundation, Inc. */ + +/* { dg-do run } */ +/* { dg-options "-w" } */ + +/* Source: Neil Booth, 24 Feb 2002. + + Test if compiler and preprocessor agree on signeness of wide + chars. */ + +int main () +{ + __WCHAR_TYPE__ c = -1; + +#if L'\x0' - 1 < 0 + if (c > 0) + abort (); +#else + if (c < 0) + abort (); +#endif + + return 0; +} |