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-rw-r--r--src/lib/flags.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/flags.cc b/src/lib/flags.cc
index 222d66b..71be378 100644
--- a/src/lib/flags.cc
+++ b/src/lib/flags.cc
@@ -49,7 +49,7 @@ void SetFlags(const char *usage, int *argc, char ***argv,
string val = "";
// split argval (arg=val) into arg and val
- int pos = argval.find("=");
+ size_t pos = argval.find("=");
if (pos != string::npos) {
arg = argval.substr(0, pos);
val = argval.substr(pos + 1);