diff options
Diffstat (limited to 'clang/lib/CodeGen/CGRecordLayoutBuilder.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGRecordLayoutBuilder.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp b/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp index 74ef2eacc98..f2fd885ee4d 100644 --- a/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp +++ b/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp @@ -199,8 +199,15 @@ void CGRecordLayoutBuilder::LayoutUnion(const RecordDecl *D) { } // Now add our field. - if (Ty) + if (Ty) { AppendField(0, Ty); + + if (getTypeAlignment(Ty) > Layout.getAlignment() / 8) { + // We need a packed struct. + Packed = true; + Align = 1; + } + } // Append tail padding. if (Layout.getSize() / 8 > Size) |
