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| author | Chris Lattner <sabre@nondot.org> | 2010-03-16 21:25:55 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-03-16 21:25:55 +0000 |
| commit | 535969b90b24725bd3145ffd638077a5dd5e50fd (patch) | |
| tree | d694e4a5c050ee2ef44074d5b102c8e4305f6754 /lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | |
| parent | bc6543220fcf2d3e29740db297b4ccf736a21fa7 (diff) | |
| download | external_llvm-535969b90b24725bd3145ffd638077a5dd5e50fd.zip external_llvm-535969b90b24725bd3145ffd638077a5dd5e50fd.tar.gz external_llvm-535969b90b24725bd3145ffd638077a5dd5e50fd.tar.bz2 | |
reapply r98656 unmodified, which exposed the asmprinter not
handling constant unions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98680 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 3d9a4d5..11293e4 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -2592,6 +2592,11 @@ void SelectionDAGBuilder::visitGetElementPtr(User &I) { } Ty = StTy->getElementType(Field); + } else if (const UnionType *UnTy = dyn_cast<UnionType>(Ty)) { + unsigned Field = cast<ConstantInt>(Idx)->getZExtValue(); + + // Offset canonically 0 for unions, but type changes + Ty = UnTy->getElementType(Field); } else { Ty = cast<SequentialType>(Ty)->getElementType(); |