2005-09-28 Frank Ch. Eigler <fche@elastic.org>

	PR 1182.
	* main.cxx (main): Support -D macro-setting option.
	* stap.1.in: Document it and related macros.
	* buildrun.cxx (compile_pass): Emit macro definitions.
	* translate.cxx (translate_pass): Guard limit macros with #ifdef.
	Eliminate MAXCONCURRENCY macro.
	* elaborate.h (systemtap_session): Add "macros" field.
	* parse.cxx (parse_if_statement): Clear "elseblock" if needed.

2005-09-28  Frank Ch. Eigler  <fche@elastic.org>

	PR 1182.
	* systemtap.samples/control_limits.*: New test.

1 files changed, 2 insertions, 0 deletions

diff --git a/parse.cxx b/parse.cxx
index a1a54011..9f714359 100644
--- a/parse.cxx
+++ b/parse.cxx
@@ -946,6 +946,8 @@ parser::parse_if_statement ()
       next ();
       s->elseblock = parse_statement ();
     }
+  else
+    s->elseblock = 0; // in case not otherwise initialized
 
   return s;
 }