diff options
Diffstat (limited to 'lib/CodeGen/InterferenceCache.h')
| -rw-r--r-- | lib/CodeGen/InterferenceCache.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/InterferenceCache.h b/lib/CodeGen/InterferenceCache.h index 7f0a27a41b..4df0a9e5c3 100644 --- a/lib/CodeGen/InterferenceCache.h +++ b/lib/CodeGen/InterferenceCache.h @@ -138,6 +138,7 @@ public: class Cursor { Entry *CacheEntry; BlockInterference *Current; + static BlockInterference NoInterference; void setEntry(Entry *E) { Current = 0; @@ -175,7 +176,7 @@ public: /// moveTo - Move cursor to basic block MBBNum. void moveToBlock(unsigned MBBNum) { - Current = CacheEntry->get(MBBNum); + Current = CacheEntry ? CacheEntry->get(MBBNum) : &NoInterference; } /// hasInterference - Return true if the current block has any interference. |