From 07c594ebddbbe3fef8ba25fef19980c3e7e5f164 Mon Sep 17 00:00:00 2001
From: "Kartik K. Agaram" <vc@akkartik.com>
Date: Tue, 29 Nov 2016 18:33:46 -0800
Subject: 3701

Gracefully handle yet another typo.
---
 011load.cc               | 2 +-
 020run.cc                | 1 +
 047check_type_by_name.cc | 8 ++++++++
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/011load.cc b/011load.cc
index d3f938ca..451521f4 100644
--- a/011load.cc
+++ b/011load.cc
@@ -177,7 +177,7 @@ string next_word(istream& in) {
 }
 
 bool is_label_word(const string& word) {
-  assert(!word.empty());
+  if (word.empty()) return false;  // error raised elsewhere
   return !isalnum(word.at(0)) && string("$_*@&,=-[]()").find(word.at(0)) == string::npos;
 }
 
diff --git a/020run.cc b/020run.cc
index e72f5a4e..54b19c98 100644
--- a/020run.cc
+++ b/020run.cc
@@ -159,6 +159,7 @@ load_file_or_directory("core.mu");
 :(before "End Commandline Parsing")
 // Check For .mu Files
 //? START_TRACING_UNTIL_END_OF_SCOPE
+//? Dump_trace = true;
 if (argc > 1) {
   // skip argv[0]
   ++argv;
diff --git a/047check_type_by_name.cc b/047check_type_by_name.cc
index 96a703ce..83b80571 100644
--- a/047check_type_by_name.cc
+++ b/047check_type_by_name.cc
@@ -149,3 +149,11 @@ def main [
   x/space:1 <- copy 35
 ]
 $error: 0
+
+:(scenario transform_handles_empty_reagents)
+% Hide_errors = true;
+def main [
+  add *
+]
++error: illegal name '*'
+# no crash
-- 
cgit 1.4.1-2-gfad0