base: explicitly suggest potential use of 'All' debug flags

Without this declaration, new clangs will complain about this value
being unused. It has no explicit use in the codebase, but it can be
useful to turn on all debugging flags while in a debugger to greatly
increase simulator verbosity.

diff --git a/src/base/debug.hh b/src/base/debug.hh
index 589e8fa427551464c140e501fc0bcac556c47c5f..1cd64cfc28782463b8ef4910ae124b603a095c67 100644 (file)
--- a/src/base/debug.hh
+++ b/src/base/debug.hh
@@ -116,6 +116,8 @@ FlagsMap &allFlags();
 
 Flag *findFlag(const std::string &name);
 
+extern Flag *const All;
+
 bool changeFlag(const char *s, bool value);
 
 } // namespace Debug