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-rw-r--r--src/common.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/common.h b/src/common.h
index 51fb9186e..f12cc98cf 100644
--- a/src/common.h
+++ b/src/common.h
@@ -103,7 +103,8 @@
/**
* Set the error message for this thread, formatting as needed.
*/
-void giterr_set(int error_class, const char *string, ...);
+
+void giterr_set(int error_class, const char *string, ...) GIT_FORMAT_PRINTF(2, 3);
/**
* Set the error message for a regex failure, using the internal regex