From 29d010c291558a4199b5116d312f32cad86807e7 Mon Sep 17 00:00:00 2001
From: Dan Liew <daniel.liew@imperial.ac.uk>
Date: Wed, 23 Dec 2015 12:19:22 +0000
Subject: [NFC] Reformat ``getAllIndependentConstraintsSets()`` using
 clang-format. It was not formatted correctly and was consequently a little
 hard to read. Also add braces around a for loop body.

The original code for this function came from
d9bcbba2c94086039c11c86200670639ee2ec19f
---
 lib/Solver/IndependentSolver.cpp | 70 ++++++++++++++++++++++------------------
 1 file changed, 38 insertions(+), 32 deletions(-)

diff --git a/lib/Solver/IndependentSolver.cpp b/lib/Solver/IndependentSolver.cpp
index a7685e46..6b5a5586 100644
--- a/lib/Solver/IndependentSolver.cpp
+++ b/lib/Solver/IndependentSolver.cpp
@@ -258,53 +258,59 @@ inline llvm::raw_ostream &operator<<(llvm::raw_ostream &os,
 
 // Breaks down a constraint into all of it's individual pieces, returning a
 // list of IndependentElementSets or the independent factors.
-static
-void getAllIndependentConstraintsSets(const Query& query,
-                                      std::list<IndependentElementSet> * &factors){
+static void
+getAllIndependentConstraintsSets(const Query &query,
+                                 std::list<IndependentElementSet> *&factors) {
   ConstantExpr *CE = dyn_cast<ConstantExpr>(query.expr);
-  if (CE){
-    assert(CE && CE->isFalse() &&
-           "the expr should always be false and therefore not included in factors");
+  if (CE) {
+    assert(CE && CE->isFalse() && "the expr should always be false and "
+                                  "therefore not included in factors");
   } else {
     ref<Expr> neg = Expr::createIsZero(query.expr);
     factors->push_back(IndependentElementSet(neg));
   }
 
   for (ConstraintManager::const_iterator it = query.constraints.begin(),
-       ie = query.constraints.end(); it != ie; ++it)
+                                         ie = query.constraints.end();
+       it != ie; ++it) {
     // iterate through all the previously separated constraints.  Until we
     // actually return, factors is treated as a queue of expressions to be
     // evaluated.  If the queue property isn't maintained, then the exprs
     // could be returned in an order different from how they came it, negatively
     // affecting later stages.
     factors->push_back(IndependentElementSet(*it));
-    bool doneLoop = false;
-    do {
-      doneLoop = true;
-      std::list<IndependentElementSet> * done = new std::list<IndependentElementSet>;
-      while (factors->size() > 0){
-        IndependentElementSet current = factors->front();
+  }
+
+  bool doneLoop = false;
+  do {
+    doneLoop = true;
+    std::list<IndependentElementSet> *done =
+        new std::list<IndependentElementSet>;
+    while (factors->size() > 0) {
+      IndependentElementSet current = factors->front();
+      factors->pop_front();
+      // This list represents the set of factors that are separate from current.
+      // Those that are not inserted into this list (queue) intersect with
+      // current.
+      std::list<IndependentElementSet> *keep =
+          new std::list<IndependentElementSet>;
+      while (factors->size() > 0) {
+        IndependentElementSet compare = factors->front();
         factors->pop_front();
-        // This list represents the set of factors that are separate from current.
-        // Those that are not inserted into this list (queue) intersect with current.
-	std::list<IndependentElementSet> *keep = new std::list<IndependentElementSet>;
-	while (factors->size() > 0){
-          IndependentElementSet compare = factors->front();
-          factors->pop_front();
-          if (current.intersects(compare)){
-            if (current.add(compare)){
-	      // Means that we have added (z=y)added to (x=y)
-	      // Now need to see if there are any (z=?)'s
-	      doneLoop = false;
-	    }
-	  } else {
-            keep->push_back(compare);
-	  }
-	}
-	done->push_back(current);
-	delete factors;
-	factors = keep;
+        if (current.intersects(compare)) {
+          if (current.add(compare)) {
+            // Means that we have added (z=y)added to (x=y)
+            // Now need to see if there are any (z=?)'s
+            doneLoop = false;
+          }
+        } else {
+          keep->push_back(compare);
+        }
       }
+      done->push_back(current);
+      delete factors;
+      factors = keep;
+    }
     delete factors;
     factors = done;
   } while (!doneLoop);
-- 
cgit 1.4.1