Fix user-build on fugu.

Calling Delete on an array shifts the elements, so when iterating
over inactives and removing entries we need to decrement for
the found interval, but also its potential other half. The code
used to not decrement for the other half

Change-Id: Idcb1533643c11a37ed4f459fe88aaef208a4bfd6

1 files changed, 7 insertions, 0 deletions

diff --git a/compiler/optimizing/register_allocator.h b/compiler/optimizing/register_allocator.h
index fcc61128a6..717be75533 100644
--- a/compiler/optimizing/register_allocator.h
+++ b/compiler/optimizing/register_allocator.h
@@ -144,6 +144,13 @@ class RegisterAllocator {
                                                 size_t first_register_use,
                                                 size_t* next_use);
 
+  // If `interval` has another half, remove it from the list of `intervals`.
+  // `index` holds the index at which `interval` is in `intervals`.
+  // Returns whether there is another half.
+  bool PotentiallyRemoveOtherHalf(LiveInterval* interval,
+                                  GrowableArray<LiveInterval*>* intervals,
+                                  size_t index);
+
   ArenaAllocator* const allocator_;
   CodeGenerator* const codegen_;
   const SsaLivenessAnalysis& liveness_;