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author | Chris Lattner <sabre@nondot.org> | 2009-04-25 21:23:19 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2009-04-25 21:23:19 +0000 |
commit | a2165ed6ee7f73b5cf272a0b5d5d4ed448f52665 (patch) | |
tree | ee38733ad0a5bc78bba880056bc7630c8110636a /lib/VMCore/AsmWriter.cpp | |
parent | 4f4365eb4ec0e1e84a48dbc5bb9f323018facec7 (diff) | |
download | llvm-a2165ed6ee7f73b5cf272a0b5d5d4ed448f52665.tar.gz llvm-a2165ed6ee7f73b5cf272a0b5d5d4ed448f52665.tar.bz2 llvm-a2165ed6ee7f73b5cf272a0b5d5d4ed448f52665.tar.xz |
Allow aliasee to be a GEP or bitcast instead of just a bitcast.
The real fix for this whole mess is to require the operand of the
alias to be a *GlobalValue* (not a general constant, including
constant exprs) but allow the operand and the alias type to be
unrelated.
This fixes PR4066
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70079 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/AsmWriter.cpp')
-rw-r--r-- | lib/VMCore/AsmWriter.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp index f007c7645c..742931e8fd 100644 --- a/lib/VMCore/AsmWriter.cpp +++ b/lib/VMCore/AsmWriter.cpp @@ -1317,12 +1317,12 @@ void AssemblyWriter::printAlias(const GlobalAlias *GA) { Out << ' '; PrintLLVMName(Out, GA); } else { - const ConstantExpr *CE = 0; - if ((CE = dyn_cast<ConstantExpr>(Aliasee)) && - (CE->getOpcode() == Instruction::BitCast)) { - writeOperand(CE, false); - } else - assert(0 && "Unsupported aliasee"); + const ConstantExpr *CE = cast<ConstantExpr>(Aliasee); + // The only valid GEP is an all zero GEP. + assert((CE->getOpcode() == Instruction::BitCast || + CE->getOpcode() == Instruction::GetElementPtr) && + "Unsupported aliasee"); + writeOperand(CE, false); } printInfoComment(*GA); |