1 files changed, 2 insertions, 2 deletions

diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index b07a998..0e65ae9 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -58,7 +58,7 @@ inline std::string s(std::string_view sv) {
         return std::string(sv);
 }
 
-const std::string_view version = "0.6.9"sv;
+const std::string_view version = "0.6.10"sv;
 const std::string_view extension = "yue"sv;
 
 class YueCompilerImpl {
@@ -957,7 +957,7 @@ private:
                         }
                         default: YUEE("AST node mismatch", content); break;
                 }
-                if (statement->needSep && !out.back().empty()) {
+                if (statement->needSep && !out.empty() && !out.back().empty()) {
                         auto index = std::string::npos;
                         if (_config.reserveLineNumber) {
                                 index = out.back().rfind(" -- "sv);