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Fix an error in phi translation of GEPs that was causing failures.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37868 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2007-07-04 04:51:16 +00:00
parent 75f75b9137
commit 9eee94c5f7
2 changed files with 15 additions and 1 deletions
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2
lib/Transforms/Scalar/GVNPRE.cpp
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@ -836,7 +836,7 @@ Value* GVNPRE::phi_translate(Value* V, BasicBlock* pred, BasicBlock* succ) {
}
if (newOp1 != U->getPointerOperand() || changed_idx) {
Instruction* newVal = new GetElementPtrInst(U->getPointerOperand(),
Instruction* newVal = new GetElementPtrInst(newOp1,
&newIdx[0], newIdx.size(),
U->getName()+".expr");

14
test/Transforms/GVNPRE/2007-07-03-PhiTranslateGEP.ll Normal file
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@ -0,0 +1,14 @@
; RUN: llvm-as < %s | opt -gvnpre | llvm-dis
define i64 @foo({ i32, i32 }** %__v) {
entry:
br label %bb
bb: ; preds = %bb, %entry
%__x.066.0 = phi { i32, i32 }* [ null, %entry ], [ null, %bb ]
%tmp2.i.i63 = getelementptr { i32, i32 }* %__x.066.0, i32 0, i32 1
br i1 false, label %bb, label %cond_true
cond_true: ; preds = %bb
ret i64 0
}