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-rw-r--r--build2/cc/utility.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/build2/cc/utility.cxx b/build2/cc/utility.cxx
index b786d11..f8a0afc 100644
--- a/build2/cc/utility.cxx
+++ b/build2/cc/utility.cxx
@@ -67,7 +67,7 @@ namespace build2
if (r == nullptr)
r = &search (ls ? libs::static_type : liba::static_type,
- prerequisite_key {nullptr, l.key (), nullptr});
+ prerequisite_key {nullopt, l.key (), nullptr});
return *r;
}