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| author | Fangrui Song <maskray@google.com> | 2019-04-12 07:34:30 +0000 |
|---|---|---|
| committer | Fangrui Song <maskray@google.com> | 2019-04-12 07:34:30 +0000 |
| commit | d5c404246f9f44440f16cafaca36d55763e82f34 (patch) | |
| tree | e18ae0f79747e30639363f0149950fc676deb337 /llvm/lib/IR/ConstantFold.cpp | |
| parent | 85ce053d7e2614d65b3506b3a32748c8454f3810 (diff) | |
| download | llvm-d5c404246f9f44440f16cafaca36d55763e82f34.zip llvm-d5c404246f9f44440f16cafaca36d55763e82f34.tar.gz llvm-d5c404246f9f44440f16cafaca36d55763e82f34.tar.bz2 | |
[ConstantFold] Don't evaluate FP or FP vector casts or truncations when simplifying icmp
Fix PR41476
llvm-svn: 358262
Diffstat (limited to 'llvm/lib/IR/ConstantFold.cpp')
| -rw-r--r-- | llvm/lib/IR/ConstantFold.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/IR/ConstantFold.cpp b/llvm/lib/IR/ConstantFold.cpp index 3c01a48..1dfd528 100644 --- a/llvm/lib/IR/ConstantFold.cpp +++ b/llvm/lib/IR/ConstantFold.cpp @@ -1574,7 +1574,7 @@ static ICmpInst::Predicate evaluateICmpRelation(Constant *V1, Constant *V2, case Instruction::ZExt: case Instruction::SExt: // We can't evaluate floating point casts or truncations. - if (CE1Op0->getType()->isFloatingPointTy()) + if (CE1Op0->getType()->isFPOrFPVectorTy()) break; // If the cast is not actually changing bits, and the second operand is a |