func bnToBig(bn *C.GO_BIGNUM) BigInt {
	x := make(BigInt, (C._goboringcrypto_BN_num_bytes(bn)+wordBytes-1)/wordBytes)
	if C._goboringcrypto_BN_bn2le_padded(wbase(x), C.size_t(len(x)*wordBytes), bn) == 0 {
		panic("boringcrypto: bignum conversion failed")
	}
	return x
}

func bigToBn(bnp **C.GO_BIGNUM, b BigInt) bool {
	if *bnp != nil {
		C._goboringcrypto_BN_free(*bnp)
		*bnp = nil
	}
	if b == nil {
		return true
	}

// -opt         optimize memory allocation through reuse
// -short       only print the first 10 digits of very large fibonacci numbers

// Command fibo is a stand-alone test and benchmark to
// evaluate the performance of bignum arithmetic written
// entirely in Go.
package main

import (
	"flag"
	"fmt"
	"math/big" // only used for printing
	"os"
	"strconv"
	"testing"
	"text/tabwriter"
	"time"
)

var (

#define NOP2S22 NOP2S20 NOP2S20 NOP2S20 NOP2S20
#define NOP2S24 NOP2S22 NOP2S22 NOP2S22 NOP2S22
#define BIGNOP NOP2S24 NOP2S24
TEXT main·BigAsm(SB),0,$0-0
        // Fill to the direct call limit so Func2 must generate a new trampoline.
        // As the implicit trampoline above is just barely unreachable.
        BIGNOP
        MOVD $main·Func2(SB), R3

TEXT main·Func2(SB),0,$0-0
        CALL bar·Bar+0x400(SB)

Cherry Mui <******@****.***> 1684339275 -0400

Cherry Mui <******@****.***> 1684339275 -0400

            assertEquals(1, Integer.signum(v1.compareTo(v2)), "expected " + v1 + " > " + v2);
            assertEquals(-1, Integer.signum(v2.compareTo(v1)), "expected " + v2 + " < " + v1);
            assertNotEquals(v1, v2, "expected " + v1 + " != " + v2);
            assertNotEquals(v2, v1, "expected " + v2 + " != " + v1);
        } else if (expected < 0) {
            assertEquals(-1, Integer.signum(v1.compareTo(v2)), "expected " + v1 + " < " + v2);

            return Double.NEGATIVE_INFINITY
        }
        def firstExecution = currentExecutions[0]
        double signum = Math.signum(firstExecution.differencePercentage)
        if (signum == 0.0d) {
            signum = -1.0
        }
        return firstExecution.confidencePercentage * signum
    }

    double getDifferencePercentage() {

//go:build !plan9 && !windows
// +build !plan9,!windows

package main

/*
#include <signal.h>
#include <stdlib.h>
#include <string.h>

static void abrthandler(int signum) {
	if (signum == SIGABRT) {
		exit(0);  // success
	}
}

void registerAbortHandler() {
	struct sigaction act;
	memset(&act, 0, sizeof act);
	act.sa_handler = abrthandler;
	sigaction(SIGABRT, &act, NULL);
}

apiVersion: batch/v1
kind: Job
metadata:
  name: pi
spec:
  template:
    metadata:
      name: pi
    spec:
      containers:
      - name: pi
        image: perl
        command: ["perl",  "-Mbignum=bpi", "-wle", "print bpi(2000)"]

sig_atomic_t expectCSigsegv;
int *sigfwdP;

static void sigsegv() {
	expectCSigsegv = 1;
	*sigfwdP = 1;
	fprintf(stderr, "ERROR: C SIGSEGV not thrown on caught?.\n");
	exit(2);
}

static void segvhandler(int signum) {
	if (signum == SIGSEGV) {
		if (expectCSigsegv == 0) {
			fprintf(stderr, "SIGSEGV caught in C unexpectedly\n");
			exit(1);
		}
		fprintf(stdout, "OK\n");
		exit(0);  // success
	}
}