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When unifying instructions during a block diff, actually complain about

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any differences we see.  This should only happen if there are "non-structural"
differences between the instructions, i.e. differences which wouldn't cause
diff to return true.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109742 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John McCall 2010-07-29 08:59:27 +00:00
parent dfb44ac690
commit 02e116cb06
1 changed files with 1 additions and 1 deletions
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2
tools/llvm-diff/DifferenceEngine.cpp
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@ -549,7 +549,7 @@ void FunctionDifferenceEngine::runBlockDiff(BasicBlock::iterator LStart,
{ {
Instruction *L = &*LI, *R = &*RI; Instruction *L = &*LI, *R = &*RI;
DifferenceEngine::Context C(Engine, L, R); DifferenceEngine::Context C(Engine, L, R);
diff(L, R, false, true); // unify successors diff(L, R, true, true); // complain and unify successors
Values[L] = R; // make non-tentative Values[L] = R; // make non-tentative
Diff.addMatch(L, R); Diff.addMatch(L, R);
} }