Add the value of "suitably aligned" from the C++11 standard to Basic/TargetInfo.

This is equal to alignof(std::max_align_t) on the platform and equal to the
alignment provided by malloc. (Platform owners please double-check your
platform's value.)


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146762 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/include/clang/Basic/TargetInfo.h b/include/clang/Basic/TargetInfo.h
index 39d4fe9c02..e9b9d14daf 100644
--- a/include/clang/Basic/TargetInfo.h
+++ b/include/clang/Basic/TargetInfo.h
@@ -76,6 +76,7 @@ protected:
   unsigned char LargeArrayMinWidth, LargeArrayAlign;
   unsigned char LongWidth, LongAlign;
   unsigned char LongLongWidth, LongLongAlign;
+  unsigned char SuitableAlign;
   unsigned char MaxAtomicPromoteWidth, MaxAtomicInlineWidth;
   const char *DescriptionString;
   const char *UserLabelPrefix;
@@ -212,6 +213,10 @@ public:
   unsigned getLongLongWidth() const { return LongLongWidth; }
   unsigned getLongLongAlign() const { return LongLongAlign; }
 
+  /// getSuitableAlign - Return the alignment that is suitable for storing any
+  /// object with a fundamental alignment requirement.
+  unsigned getSuitableAlign() const { return SuitableAlign; }
+
   /// getWCharWidth/Align - Return the size of 'wchar_t' for this target, in
   /// bits.
   unsigned getWCharWidth() const { return getTypeWidth(WCharType); }