Reformat with clang-format

clang-format become way more stable. This time we mainly reformat function
signatures.

llvm-svn: 181294
diff --git a/polly/lib/Support/ScopHelper.cpp b/polly/lib/Support/ScopHelper.cpp
index 118bd64..97e2656 100644
--- a/polly/lib/Support/ScopHelper.cpp
+++ b/polly/lib/Support/ScopHelper.cpp
@@ -87,13 +87,13 @@
   return SplitBlockPredecessors(BB, Preds, ".region", P);
 }
 
-void polly::simplifyRegion(Scop *S, Pass *P){
+void polly::simplifyRegion(Scop *S, Pass *P) {
   Region *R = &S->getRegion();
 
   // Create single entry edge if the region has multiple entry edges.
-  if (!R->getEnteringBlock()){
+  if (!R->getEnteringBlock()) {
     BasicBlock *OldEntry = R->getEntry();
-    BasicBlock *NewEntry = SplitBlock (OldEntry, OldEntry->begin(), P);
+    BasicBlock *NewEntry = SplitBlock(OldEntry, OldEntry->begin(), P);
 
     for (Scop::iterator SI = S->begin(), SE = S->end(); SI != SE; ++SI)
       if ((*SI)->getBasicBlock() == OldEntry) {