diff options
Diffstat (limited to 'gcc/c-cppbuiltin.c')
| -rw-r--r-- | gcc/c-cppbuiltin.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index 2d951fe450c..01f92155fd6 100644 --- a/gcc/c-cppbuiltin.c +++ b/gcc/c-cppbuiltin.c @@ -30,6 +30,7 @@ along with GCC; see the file COPYING3. If not see #include "c-pragma.h" #include "output.h" #include "except.h" /* For USING_SJLJ_EXCEPTIONS. */ +#include "debug.h" /* For dwarf2out_do_frame. */ #include "toplev.h" #include "tm_p.h" /* Target prototypes. */ #include "target.h" @@ -691,6 +692,11 @@ c_cpp_builtins (cpp_reader *pfile) cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16"); #endif +#ifdef DWARF2_UNWIND_INFO + if (flag_dwarf2_cfi_asm && dwarf2out_do_frame ()) + cpp_define (pfile, "__GCC_HAVE_DWARF2_CFI_ASM"); +#endif + /* Make the choice of ObjC runtime visible to source code. */ if (c_dialect_objc () && flag_next_runtime) cpp_define (pfile, "__NEXT_RUNTIME__"); |