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Diffstat (limited to 'build2/algorithm.cxx')
| -rw-r--r-- | build2/algorithm.cxx | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/build2/algorithm.cxx b/build2/algorithm.cxx index fea3d25..a7126cc 100644 --- a/build2/algorithm.cxx +++ b/build2/algorithm.cxx @@ -69,7 +69,9 @@ namespace build2 // both inner and outer operations match. // for (operation_id oo (a.outer_operation ()), io (a.operation ()), - o (oo != 0 ? oo : io); o != 0; o = (oo != 0 ? io : 0)) + o (oo != 0 ? oo : io); + o != 0; + o = (oo != 0 && o != io ? io : 0)) { // Adjust action for recipe: on the first iteration we want it // {inner, outer} (which is the same as 'a') while on the second |