Add some missing includes for the build against stdcxx.

llvm-svn: 161657

3 files changed, 3 insertions, 0 deletions

diff --git a/llvm/include/llvm/ADT/StringRef.h b/llvm/include/llvm/ADT/StringRef.h
index 1779bcb6f1b..cd846031c5a 100644
--- a/llvm/include/llvm/ADT/StringRef.h
+++ b/llvm/include/llvm/ADT/StringRef.h
@@ -12,6 +12,7 @@
 
 #include "llvm/Support/type_traits.h"
 
+#include <algorithm>
 #include <cassert>
 #include <cstring>
 #include <limits>
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 33bc1c9db5d..c68d62bdfd2 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -49,6 +49,7 @@
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Target/TargetOptions.h"
 #include <bitset>
+#include <cctype>
 using namespace llvm;
 
 STATISTIC(NumTailCalls, "Number of tail calls");
diff --git a/llvm/utils/TableGen/StringToOffsetTable.h b/llvm/utils/TableGen/StringToOffsetTable.h
index 803f5bd5cf0..a098d7d744a 100644
--- a/llvm/utils/TableGen/StringToOffsetTable.h
+++ b/llvm/utils/TableGen/StringToOffsetTable.h
@@ -14,6 +14,7 @@
 #include "llvm/ADT/StringMap.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/Support/raw_ostream.h"
+#include <cctype>
 
 namespace llvm {