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[Support] Simplify CTLog2 (NFC) #143559

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Jun 10, 2025
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[Support] Simplify CTLog2 (NFC) #143559

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3 changes: 1 addition & 2 deletions llvm/include/llvm/Support/MathExtras.h
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Original file line number Diff line number Diff line change
Expand Up @@ -328,8 +328,7 @@ inline bool isShiftedMask_64(uint64_t Value, unsigned &MaskIdx,
/// Compile time Log2.
/// Valid only for positive powers of two.
template <size_t kValue> constexpr size_t CTLog2() {
static_assert(kValue > 0 && llvm::isPowerOf2_64(kValue),
"Value is not a valid power of 2");
static_assert(llvm::isPowerOf2_64(kValue), "Value is not a valid power of 2");
return 1 + CTLog2<kValue / 2>();
}

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