[llvm-commits] CVS: llvm/lib/Transforms/Utils/SimplifyCFG.cpp

[Chris Lattner]

Changes in directory llvm/lib/Transforms/Utils:

SimplifyCFG.cpp updated: 1.77 -> 1.78
---
Log message:

use splice instead of remove/insert to avoid some symtab operations


---
Diffs of the changes:  (+2 -2)

 SimplifyCFG.cpp |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)


Index: llvm/lib/Transforms/Utils/SimplifyCFG.cpp
diff -u llvm/lib/Transforms/Utils/SimplifyCFG.cpp:1.77 llvm/lib/Transforms/Utils/SimplifyCFG.cpp:1.78
--- llvm/lib/Transforms/Utils/SimplifyCFG.cpp:1.77	Tue Aug  2 19:19:45 2005
+++ llvm/lib/Transforms/Utils/SimplifyCFG.cpp	Tue Aug  2 19:23:42 2005
@@ -153,8 +153,8 @@
         // *ONLY* had BB as a predecessor, and the PHI node is still valid
         // now.  Simply move it into Succ, because we know that BB
         // strictly dominated Succ.
-        BB->getInstList().remove(BB->begin());
-        Succ->getInstList().push_front(PN);
+        Succ->getInstList().splice(Succ->begin(),
+                                   BB->getInstList(), BB->begin());
         
         // We need to add new entries for the PHI node to account for
         // predecessors of Succ that the PHI node does not take into