Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/cpp/pr23827_c90.c @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* { dg-do run } */ /* { dg-options "-std=c90 -pedantic-errors" } */ #define f ( #define l ) #define str(x) #x #define xstr(x) str(x) /* C90 and C++98: "0x1p+( 0x1p+)" */ /* C99 and C++11: "0x1p+f 0x1p+l" */ const char *s = xstr(0x1p+f 0x1p+l); void abort (void); int strcmp (const char *, const char *); int main() { if (strcmp (s, "0x1p+( 0x1p+)")) abort (); /* Correct C99 and C++11 behavior. */ else return 0; /* Correct C90 and C++ behavior. */ }