Missing includes.

llvm-svn: 281450

llvm/lib/Support/APInt.cpp

@@ -22,10 +22,10 @@
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/raw_ostream.h"
+#include <climits>
 #include <cmath>
 #include <cstdlib>
 #include <cstring>
-#include <limits>
 using namespace llvm;
 
 #define DEBUG_TYPE "apint"

llvm/lib/Support/CachePruning.cpp

@@ -22,6 +22,7 @@
 #define DEBUG_TYPE "cache-pruning"
 
 #include <set>
+#include <system_error>
 
 using namespace llvm;
 

llvm/lib/Support/DeltaAlgorithm.cpp

@@ -9,6 +9,7 @@
 #include "llvm/ADT/DeltaAlgorithm.h"
 #include <algorithm>
 #include <iterator>
+#include <set>
 using namespace llvm;
 
 DeltaAlgorithm::~DeltaAlgorithm() {

llvm/lib/Support/Error.cpp

@@ -11,6 +11,7 @@
 #include "llvm/ADT/Twine.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/ManagedStatic.h"
+#include <system_error>
 
 
 using namespace llvm;

llvm/lib/Support/LockFileManager.cpp

@@ -21,6 +21,7 @@
 #include <ctime>
 #include <memory>
 #include <tuple>
+#include <system_error>
 #include <sys/stat.h>
 #include <sys/types.h>
 #if LLVM_ON_WIN32