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| author | Paul Phillips <paulp@improving.org> | 2012-04-23 06:26:15 -0700 |
|---|---|---|
| committer | Paul Phillips <paulp@improving.org> | 2012-04-23 06:26:15 -0700 |
| commit | f47f0c9708b9276eaa658f9f24f73d8431e227d3 (patch) | |
| tree | f2c26af87d57e017ea135aad7397bb688f352100 /src | |
| parent | 3b61d19cdc7a4836aaee92dd45c811808da66e18 (diff) | |
| parent | b47189ad06e027c310d93b071fc8bf15d979225d (diff) | |
| download | scala-f47f0c9708b9276eaa658f9f24f73d8431e227d3.tar.gz scala-f47f0c9708b9276eaa658f9f24f73d8431e227d3.tar.bz2 scala-f47f0c9708b9276eaa658f9f24f73d8431e227d3.zip | |
Merge branch 'range-redux' of /scratch/trunk2
Diffstat (limited to 'src')
| -rw-r--r-- | src/compiler/scala/tools/nsc/typechecker/PatMatVirtualiser.scala | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/PatMatVirtualiser.scala b/src/compiler/scala/tools/nsc/typechecker/PatMatVirtualiser.scala index 88cea2231f..838c7f8abd 100644 --- a/src/compiler/scala/tools/nsc/typechecker/PatMatVirtualiser.scala +++ b/src/compiler/scala/tools/nsc/typechecker/PatMatVirtualiser.scala @@ -1020,7 +1020,12 @@ class Foo(x: Other) { x._1 } // no error in this order override def traverse(t: Tree) { if (t != EmptyTree && t.pos == NoPosition) { - t.setPos(pos) + t setPos pos + // During a recursive descent traversal which prunes when it sees + // a position, one can't assign the position and THEN recurse. + // Ensuring that all children have compliant range positions. + for (t1 <- t ; if t1 ne t) + t1 setPos pos.makeTransparent } t match { case Function(_, _) if t.symbol == NoSymbol => |