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-rw-r--r--build2/cc/common.cxx5
1 files changed, 4 insertions, 1 deletions
diff --git a/build2/cc/common.cxx b/build2/cc/common.cxx
index 0778acf..3c4994e 100644
--- a/build2/cc/common.cxx
+++ b/build2/cc/common.cxx
@@ -224,7 +224,10 @@ namespace build2
{
for (const prerequisite_target& pt: l.prerequisite_targets[a])
{
- if (pt == nullptr)
+ // Note: adhoc prerequisites are not part of the library meta-
+ // information protocol.
+ //
+ if (pt == nullptr || pt.adhoc)
continue;
bool la;