1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
|
discard """
file: "tfloat3.nim"
output: "Nim 3.4368930843, 0.3299290698 C double: 3.4368930843, 0.3299290698"
"""
import math, strutils
{.emit: """
void printFloats(void) {
double y = 1.234567890123456789;
printf("C double: %.10f, %.10f ", exp(y), cos(y));
}
""".}
proc c_printf(frmt: cstring) {.importc: "printf", header: "<stdio.h>", varargs.}
proc printFloats {.importc, nodecl.}
var x: float = 1.234567890123456789
c_printf("Nim %.10f, %.10f ", exp(x), cos(x))
printFloats()
|