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Fix underflow in the padding calculation

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This commit is contained in:
Tim Kientzle
2022-11-04 13:55:42 -07:00
parent 40eaaac0b1
commit 30b3763211
1 changed files with 8 additions and 4 deletions
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12
benchmark/utils/DriverUtils.swift
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@@ -617,19 +617,23 @@ final class TestRunner {
}
}
func printToWidth(_ s: String, width: Int, justify: Justification = .left) {
let pad = width - 1 - s.count
var pad = width - 1 - s.count
if pad <= 0 {
pad = 1
}
if justify == .right {
printSpaces(pad)
}
print(s, terminator: " ")
print(s)
if justify == .left {
printSpaces(pad)
}
}
func printDoubleToWidth(_ d: Double, fractionDigits: Int = 3, width: Int) {
let digits = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9"]
// 10 ** fractionDigits -- This suffices for up to 8 digits
let scale = (0..<fractionDigits).reduce(1, {i,_ in i * 10})
// Handle up to 8 fraction digits
let scales = [1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000]
let scale = scales[fractionDigits]
let i = Int(d * Double(scale) + 0.5)
let intPart = i / scale
let fraction = i % scale