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Function::BuildLazyArguments() - fix "variable used but never read" analyzer warning. NFCI. 

Simplify the code by separating the masking of the SDC variable from using it.

llvm-svn: 372598
This commit is contained in:
Simon Pilgrim 2019-09-23 12:49:39 +00:00
parent 09855a2b50
commit 0860934291
1 changed files with 2 additions and 1 deletions
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3
llvm/lib/IR/Function.cpp
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@ -293,7 +293,8 @@ void Function::BuildLazyArguments() const {
// Clear the lazy arguments bit.
unsigned SDC = getSubclassDataFromValue();
const_cast<Function*>(this)->setValueSubclassData(SDC &= ~(1<<0));
SDC &= ~(1 << 0);
const_cast<Function*>(this)->setValueSubclassData(SDC);
assert(!hasLazyArguments());
}