Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/cpp/avoidpaste1.c @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children |
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| 68:561a7518be6b | 111:04ced10e8804 |
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| 1 /* Copyright (C) 2001, 2003 Free Software Foundation, Inc. */ | |
| 2 | |
| 3 /* { dg-do preprocess } */ | |
| 4 /* { dg-options "-ansi" } */ | |
| 5 | |
| 6 /* This tests that we avoid accidental pasting only before and after | |
| 7 macros and arguments, and not when the tokens are already pasted | |
| 8 in the souce file (e.g. "::" in a C source file). | |
| 9 | |
| 10 Neil Booth, 28 Jan 2001. */ | |
| 11 | |
| 12 #define f(x) x | |
| 13 #define g | |
| 14 #define tricky 1.0e ## -1 | |
| 15 | |
| 16 /* This should preprocess as | |
| 17 | |
| 18 :: : : : : :^: 1.0e- 1 | |
| 19 : : : .. . 0 0 . | |
| 20 | |
| 21 It relies on the fact that even when preprocessing C we bother to separate | |
| 22 the colons of C++'s :: operator. If we confine this behavior to C++ | |
| 23 in future, this test needs to change. */ | |
| 24 | |
| 25 :: :g: :f(): :f(^): tricky | |
| 26 :f(:): .. .__INCLUDE_LEVEL__ __INCLUDE_LEVEL__. /* Check builtins, too. */ | |
| 27 | |
| 28 /* { dg-final { scan-file avoidpaste1.i ":: : : : : :\\^: 1.0e- 1" } } | |
| 29 { dg-final { scan-file avoidpaste1.i ": : : \\\.\\\. \\\. 0 0 \\\." } } */ |