Shut up a gcc warning

edolstra · Jan 26, 2023 · 37b4a9e · 37b4a9e
1 parent f4f0f8a
commit 37b4a9e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/libexpr/paths.cc b/src/libexpr/paths.cc
@@ -40,6 +40,7 @@ SourcePath EvalState::decodePath(std::string_view s, PosIdx pos)
 
         try {
             auto slash = s.find('/');
+            if (slash > 20) throw std::invalid_argument("");
             size_t number = std::stoi(std::string(s.substr(0, slash)), nullptr, 16);
             s = slash == s.npos ? "" : s.substr(slash);