diff options
Diffstat (limited to 'gcc/cpplib.c')
| -rw-r--r-- | gcc/cpplib.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/gcc/cpplib.c b/gcc/cpplib.c index 529d1bb..60dfbdd 100644 --- a/gcc/cpplib.c +++ b/gcc/cpplib.c @@ -1126,10 +1126,13 @@ do_ifdef (pfile) { int def = 0; const cpp_hashnode *node = parse_ifdef (pfile, dtable[T_IFDEF].name); - if (node->type == T_POISON) - cpp_error (pfile, "attempt to use poisoned `%s'", node->name); - else - def = (node->type != T_VOID); + if (node) + { + if (node->type == T_POISON) + cpp_error (pfile, "attempt to use poisoned `%s'", node->name); + else + def = (node->type != T_VOID); + } push_conditional (pfile, !def, T_IFDEF, 0); return 0; } @@ -1147,11 +1150,13 @@ do_ifndef (pfile) start_of_file = pfile->only_seen_white == 2; cmacro = parse_ifdef (pfile, dtable[T_IFNDEF].name); - if (cmacro->type == T_POISON) - cpp_error (pfile, "attempt to use poisoned `%s'", cmacro->name); - else - def = (cmacro->type != T_VOID); - + if (cmacro) + { + if (cmacro->type == T_POISON) + cpp_error (pfile, "attempt to use poisoned `%s'", cmacro->name); + else + def = (cmacro->type != T_VOID); + } push_conditional (pfile, def, T_IFNDEF, start_of_file ? cmacro : 0); return 0; |