diff options
Diffstat (limited to 'libcpp/macro.c')
| -rw-r--r-- | libcpp/macro.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/libcpp/macro.c b/libcpp/macro.c index fd624b1..587b948 100644 --- a/libcpp/macro.c +++ b/libcpp/macro.c @@ -815,6 +815,13 @@ enter_macro_context (cpp_reader *pfile, cpp_hashnode *node, pfile->state.angled_headers = false; + if ((node->flags & NODE_BUILTIN) && !(node->flags & NODE_USED)) + { + node->flags |= NODE_USED; + if (pfile->cb.used_define) + pfile->cb.used_define (pfile, pfile->directive_line, node); + } + /* Handle standard macros. */ if (! (node->flags & NODE_BUILTIN)) { @@ -854,6 +861,13 @@ enter_macro_context (cpp_reader *pfile, cpp_hashnode *node, /* Disable the macro within its expansion. */ node->flags |= NODE_DISABLED; + if (!(node->flags & NODE_USED)) + { + node->flags |= NODE_USED; + if (pfile->cb.used_define) + pfile->cb.used_define (pfile, pfile->directive_line, node); + } + macro->used = 1; if (macro->paramc == 0) @@ -1393,7 +1407,7 @@ _cpp_free_definition (cpp_hashnode *h) /* Macros and assertions no longer have anything to free. */ h->type = NT_VOID; /* Clear builtin flag in case of redefinition. */ - h->flags &= ~(NODE_BUILTIN | NODE_DISABLED); + h->flags &= ~(NODE_BUILTIN | NODE_DISABLED | NODE_USED); } /* Save parameter NODE to the parameter list of macro MACRO. Returns |