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-rw-r--r--lib/Transforms/IPO/DeadArgumentElimination.cpp8
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index 1aba3df10d..284b896407 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -17,7 +17,6 @@
//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "deadargelim"
#include "llvm/Transforms/IPO.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallVector.h"
@@ -38,8 +37,11 @@
#include "llvm/Support/raw_ostream.h"
#include <map>
#include <set>
+#include <tuple>
using namespace llvm;
+#define DEBUG_TYPE "deadargelim"
+
STATISTIC(NumArgumentsEliminated, "Number of unread args removed");
STATISTIC(NumRetValsEliminated , "Number of unused return values removed");
STATISTIC(NumArgumentsReplacedWithUndef,
@@ -764,7 +766,7 @@ bool DAE::RemoveDeadStuffFromFunction(Function *F) {
// Find out the new return value.
Type *RetTy = FTy->getReturnType();
- Type *NRetTy = NULL;
+ Type *NRetTy = nullptr;
unsigned RetCount = NumRetVals(F);
// -1 means unused, other numbers are the new index
@@ -1050,7 +1052,7 @@ bool DAE::RemoveDeadStuffFromFunction(Function *F) {
Value *RetVal;
if (NFTy->getReturnType()->isVoidTy()) {
- RetVal = 0;
+ RetVal = nullptr;
} else {
assert (RetTy->isStructTy());
// The original return value was a struct, insert