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| author | Krzysztof Parzyszek <kparzysz@quicinc.com> | 2022-12-10 10:34:54 -0600 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@quicinc.com> | 2022-12-10 14:03:29 -0600 |
| commit | 29041bc0507f2b04d116ee3150bfd61ea01c5565 (patch) | |
| tree | fe9f0e81beecb83ad578c1ab237a3377a128fb48 /llvm/lib/IR/ConstantRange.cpp | |
| parent | f5deb6bf3901ff34be845e44c9ae678cbc2e3cdf (diff) | |
| download | llvm-29041bc0507f2b04d116ee3150bfd61ea01c5565.zip llvm-29041bc0507f2b04d116ee3150bfd61ea01c5565.tar.gz llvm-29041bc0507f2b04d116ee3150bfd61ea01c5565.tar.bz2 | |
[APInt] Convert GetMostSignificantDifferentBit to std::optional
Diffstat (limited to 'llvm/lib/IR/ConstantRange.cpp')
| -rw-r--r-- | llvm/lib/IR/ConstantRange.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/IR/ConstantRange.cpp b/llvm/lib/IR/ConstantRange.cpp index bae1e55..2f0d3d1 100644 --- a/llvm/lib/IR/ConstantRange.cpp +++ b/llvm/lib/IR/ConstantRange.cpp @@ -37,6 +37,7 @@ #include <algorithm> #include <cassert> #include <cstdint> +#include <optional> using namespace llvm; @@ -85,7 +86,7 @@ KnownBits ConstantRange::toKnownBits() const { APInt Min = getUnsignedMin(); APInt Max = getUnsignedMax(); KnownBits Known = KnownBits::makeConstant(Min); - if (Optional<unsigned> DifferentBit = + if (std::optional<unsigned> DifferentBit = APIntOps::GetMostSignificantDifferentBit(Min, Max)) { Known.Zero.clearLowBits(*DifferentBit + 1); Known.One.clearLowBits(*DifferentBit + 1); |