[PATCH] D23362: FIx UB in APInt::ashr
Jonathan Roelofs via llvm-commits
llvm-commits at lists.llvm.org
Wed Aug 10 12:46:17 PDT 2016
jroelofs added inline comments.
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Comment at: lib/Support/APInt.cpp:1047-1048
@@ -1050,4 +1046,4 @@
}
// If all the bits were shifted out, the result is, technically, undefined.
// We return -1 if it was negative, 0 otherwise. We check this early to avoid
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Why yes, it is.
https://reviews.llvm.org/D23362
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