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- static Value *SimplifyICmpInst(....) {
- ...
- case Instruction::Shl: {
- bool NUW = LBO->hasNoUnsignedWrap() &&
- LBO->hasNoUnsignedWrap();
- bool NSW = LBO->hasNoSignedWrap() &&
- RBO->hasNoSignedWrap();
- ...
- }
- Most likely this is what should be written here: bool NUW = LBO->hasNoUnsignedWrap() && RBO->hasNoUnsignedWrap();
- This suspicious code was found in Clang project by PVS-Studio static code analyzer.
- Warning message is:
- V501 There are identical sub-expressions 'LBO->hasNoUnsignedWrap ()' to the left and to the right of the '&&' operator. LLVMAnalysis instructionsimplify.cpp 1891
- PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/
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