diff options
Diffstat (limited to 'clang/lib/AST/RecordLayoutBuilder.cpp')
| -rw-r--r-- | clang/lib/AST/RecordLayoutBuilder.cpp | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/clang/lib/AST/RecordLayoutBuilder.cpp b/clang/lib/AST/RecordLayoutBuilder.cpp index 1ea2be41b3b..02fbcf0a4ad 100644 --- a/clang/lib/AST/RecordLayoutBuilder.cpp +++ b/clang/lib/AST/RecordLayoutBuilder.cpp @@ -2091,9 +2091,6 @@ static bool isMsLayout(const RecordDecl* D) { // one. // * The last zero size virtual base may be placed at the end of the struct. // and can potentially alias a zero sized type in the next struct. -// * If the last field is a non-zero length bitfield, all virtual bases will -// have extra padding added before them for no obvious reason. The padding -// has the same number of bits as the type of the bitfield. // * When laying out empty non-virtual bases, an extra byte of padding is added // if the non-virtual base before the empty non-virtual base has a vbptr. // * The ABI attempts to avoid aliasing of zero sized bases by adding padding @@ -2595,10 +2592,6 @@ void MicrosoftRecordLayoutBuilder::layoutVirtualBases(const CXXRecordDecl *RD) { const CXXRecordDecl *BaseDecl = I.getType()->getAsCXXRecordDecl(); const ASTRecordLayout &BaseLayout = Context.getASTRecordLayout(BaseDecl); bool HasVtordisp = HasVtordispSet.count(BaseDecl); - // If the last field we laid out was a non-zero length bitfield then add - // some extra padding for no obvious reason. - if (LastFieldIsNonZeroWidthBitfield) - Size += CurrentBitfieldSize; // Insert padding between two bases if the left first one is zero sized or // contains a zero sized subobject and the right is zero sized or one leads // with a zero sized base. The padding between virtual bases is 4 |
