[analyzer] Apply whitespace cleanups by Honggyu Kim.
llvm-svn: 246978
diff --git a/clang/lib/StaticAnalyzer/Checkers/BoolAssignmentChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/BoolAssignmentChecker.cpp
index e945c38..b4ac316 100644
--- a/clang/lib/StaticAnalyzer/Checkers/BoolAssignmentChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/BoolAssignmentChecker.cpp
@@ -42,45 +42,45 @@
static bool isBooleanType(QualType Ty) {
if (Ty->isBooleanType()) // C++ or C99
return true;
-
+
if (const TypedefType *TT = Ty->getAs<TypedefType>())
return TT->getDecl()->getName() == "BOOL" || // Objective-C
TT->getDecl()->getName() == "_Bool" || // stdbool.h < C99
TT->getDecl()->getName() == "Boolean"; // MacTypes.h
-
+
return false;
}
void BoolAssignmentChecker::checkBind(SVal loc, SVal val, const Stmt *S,
CheckerContext &C) const {
-
+
// We are only interested in stores into Booleans.
const TypedValueRegion *TR =
dyn_cast_or_null<TypedValueRegion>(loc.getAsRegion());
-
+
if (!TR)
return;
-
+
QualType valTy = TR->getValueType();
-
+
if (!isBooleanType(valTy))
return;
-
+
// Get the value of the right-hand side. We only care about values
// that are defined (UnknownVals and UndefinedVals are handled by other
// checkers).
Optional<DefinedSVal> DV = val.getAs<DefinedSVal>();
if (!DV)
return;
-
+
// Check if the assigned value meets our criteria for correctness. It must
// be a value that is either 0 or 1. One way to check this is to see if
// the value is possibly < 0 (for a negative value) or greater than 1.
- ProgramStateRef state = C.getState();
+ ProgramStateRef state = C.getState();
SValBuilder &svalBuilder = C.getSValBuilder();
ConstraintManager &CM = C.getConstraintManager();
-
- // First, ensure that the value is >= 0.
+
+ // First, ensure that the value is >= 0.
DefinedSVal zeroVal = svalBuilder.makeIntVal(0, valTy);
SVal greaterThanOrEqualToZeroVal =
svalBuilder.evalBinOp(state, BO_GE, *DV, zeroVal,
@@ -91,13 +91,13 @@
if (!greaterThanEqualToZero) {
// The SValBuilder cannot construct a valid SVal for this condition.
- // This means we cannot properly reason about it.
+ // This means we cannot properly reason about it.
return;
}
-
+
ProgramStateRef stateLT, stateGE;
std::tie(stateGE, stateLT) = CM.assumeDual(state, *greaterThanEqualToZero);
-
+
// Is it possible for the value to be less than zero?
if (stateLT) {
// It is possible for the value to be less than zero. We only
@@ -106,15 +106,15 @@
// value is underconstrained and there is nothing left to be done.
if (!stateGE)
emitReport(stateLT, C);
-
+
// In either case, we are done.
return;
}
-
+
// If we reach here, it must be the case that the value is constrained
// to only be >= 0.
assert(stateGE == state);
-
+
// At this point we know that the value is >= 0.
// Now check to ensure that the value is <= 1.
DefinedSVal OneVal = svalBuilder.makeIntVal(1, valTy);
@@ -127,13 +127,13 @@
if (!lessThanEqToOne) {
// The SValBuilder cannot construct a valid SVal for this condition.
- // This means we cannot properly reason about it.
+ // This means we cannot properly reason about it.
return;
}
-
+
ProgramStateRef stateGT, stateLE;
std::tie(stateLE, stateGT) = CM.assumeDual(state, *lessThanEqToOne);
-
+
// Is it possible for the value to be greater than one?
if (stateGT) {
// It is possible for the value to be greater than one. We only
@@ -142,11 +142,11 @@
// value is underconstrained and there is nothing left to be done.
if (!stateLE)
emitReport(stateGT, C);
-
+
// In either case, we are done.
return;
}
-
+
// If we reach here, it must be the case that the value is constrained
// to only be <= 1.
assert(stateLE == state);