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| author | Dan Gohman <gohman@apple.com> | 2009-05-07 19:43:39 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-05-07 19:43:39 +0000 |
| commit | 95b95de580fb8121e134511b34893f9426a8f1f7 (patch) | |
| tree | b0d67f4301a47eb370d86921b14a388c6dddcf6d /lib | |
| parent | 6e10db1ec76496177bc2a9978d7019a6bb80e5c1 (diff) | |
| download | external_llvm-95b95de580fb8121e134511b34893f9426a8f1f7.zip external_llvm-95b95de580fb8121e134511b34893f9426a8f1f7.tar.gz external_llvm-95b95de580fb8121e134511b34893f9426a8f1f7.tar.bz2 | |
Perform constant folding on operands of instructions with non-void
types, such as loads and calls.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71175 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 9feb442..c285c32 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -12770,7 +12770,9 @@ bool InstCombiner::DoOneIteration(Function &F, unsigned Iteration) { continue; } - if (TD && I->getType()->getTypeID() == Type::VoidTyID) { + if (TD && + (I->getType()->getTypeID() == Type::VoidTyID || + I->isTrapping())) { // See if we can constant fold its operands. for (User::op_iterator i = I->op_begin(), e = I->op_end(); i != e; ++i) if (ConstantExpr *CE = dyn_cast<ConstantExpr>(i)) |