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-rw-r--r--src/support/command-line.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/support/command-line.cpp b/src/support/command-line.cpp
index f3aa4dc08..71cb33c2a 100644
--- a/src/support/command-line.cpp
+++ b/src/support/command-line.cpp
@@ -42,7 +42,7 @@ Options::Options(const std::string &command, const std::string &description)
exit(EXIT_SUCCESS);
});
add("--debug", "-d", "Print debug information to stderr", Arguments::Zero,
- [](Options *o, const std::string &arguments) {});
+ [&](Options *o, const std::string &arguments) { debug = true; });
}
Options::~Options() {}