diff options
Diffstat (limited to 'gcc/c-cppbuiltin.c')
| -rw-r--r-- | gcc/c-cppbuiltin.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index 3f0f688861d..441a38e3b8c 100644 --- a/gcc/c-cppbuiltin.c +++ b/gcc/c-cppbuiltin.c @@ -426,6 +426,15 @@ c_cpp_builtins (cpp_reader *pfile) TARGET_CPU_CPP_BUILTINS (); TARGET_OS_CPP_BUILTINS (); TARGET_OBJFMT_CPP_BUILTINS (); + + /* Support the __declspec keyword by turning them into attributes. + Note that the current way we do this may result in a collision + with predefined attributes later on. This can be solved by using + one attribute, say __declspec__, and passing args to it. The + problem with that approach is that args are not accumulated: each + new appearance would clobber any existing args. */ + if (TARGET_DECLSPEC) + builtin_define ("__declspec(x)=__attribute__((x))"); } /* Pass an object-like macro. If it doesn't lie in the user's |