1 /* Copyright (C) 2001 Free Software Foundation, Inc. */
3 /* { dg-do preprocess } */
5 /* This tests that we avoid accidental pasting only before and after
6 macros and arguments, and not when the tokens are already pasted
7 in the souce file (e.g. "::" in a C source file).
9 Neil Booth, 28 Jan 2001. */
13 #define tricky 1.0e ## -1
15 /* This should preprocess as
17 :: : : : : :^: 1.0e- 1
20 It relies on the fact that even when preprocessing C we bother to separate
21 the colons of C++'s :: operator. If we confine this behaviour to C++
22 in future, this test needs to change. */
24 :: :g: :f(): :f(^): tricky
25 :f(:): .. .__INCLUDE_LEVEL__ __INCLUDE_LEVEL__. /* Check builtins, too. */
28 { dg-final { if ![file exists avoidpaste1.i] { return } } }
29 { dg-final { if { [grep avoidpaste1.i ":: : : : : :\\^: 1.0e- 1"] != "" } \{ } }
30 { dg-final { if { [grep avoidpaste1.i ": : : \\\.\\\. \\\. 0 0 \\\."] != "" } \{ } }
31 { dg-final { return \} \} } }
32 { dg-final { fail "avoidpaste1.c: paste avoidance" } }