File: isnan_1.f90

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (20 lines) | stat: -rw-r--r-- 295 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
! Test for the ISNAN intrinsic
!
! { dg-do run }
! { dg-add-options ieee }
!
  implicit none
  real :: x
  x = -1.0
  x = sqrt(x)
  if (.not. isnan(x)) STOP 1
  x = 0.0
  x = x / x
  if (.not. isnan(x)) STOP 2

  x = 5.0
  if (isnan(x)) STOP 3
  x = huge(x)
  x = 2*x
  if (isnan(x)) STOP 4
end