1 files changed, 1 insertions, 1 deletions
diff --git a/format.cc b/format.cc
index 44307d05..4bbce62b 100644
--- a/format.cc
+++ b/format.cc
@@ -184,7 +184,7 @@ void format_t::format_elements(std::ostream&    out,
     case element_t::VALUE:
     case element_t::TOTAL:
     case element_t::VALUE_EXPR: {
-      value_expr_t * expr;
+      value_expr_t * expr = NULL;
       switch (elem->type) {
 #ifdef NO_CLEANUP
       case element_t::VALUE: expr = value_expr; break;