diff options
| author | Boris Kolpackov <boris@codesynthesis.com> | 2017-07-28 09:54:39 +0200 |
|---|---|---|
| committer | Boris Kolpackov <boris@codesynthesis.com> | 2017-07-28 09:54:39 +0200 |
| commit | eace8edd98fe684e4631d9afb9be76ad3081f746 (patch) | |
| tree | ec0e701629b16095a68564d662e7d159dfdf2ef9 /build2/algorithm.cxx | |
| parent | 5e417ea840d51c20295f8772e8b4655065071b7d (diff) | |
Fix bug in target_count logic
Diffstat (limited to 'build2/algorithm.cxx')
| -rw-r--r-- | build2/algorithm.cxx | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/build2/algorithm.cxx b/build2/algorithm.cxx index e702836..fa9787b 100644 --- a/build2/algorithm.cxx +++ b/build2/algorithm.cxx @@ -840,7 +840,13 @@ namespace build2 ts = t.recipe_ (a, t); - target_count.fetch_sub (1, memory_order_relaxed); + // Decrement the target count (see target::recipe() for details). + // + { + recipe_function** f (t.recipe_.target<recipe_function*> ()); + if (f == nullptr || *f != &group_action) + target_count.fetch_sub (1, memory_order_relaxed); + } // See the recipe documentation for details on what's going on here. // Note that if the result is group, then the group's state can be |