diff options
| author | Tobias Burnus <tobias@codesourcery.com> | 2021-05-20 09:51:10 +0200 |
|---|---|---|
| committer | Tobias Burnus <tobias@codesourcery.com> | 2021-05-20 09:52:31 +0200 |
| commit | 9e0a5e3ea37f9d7d2b6f2dab7c0bfbeaf08466a3 (patch) | |
| tree | 8c673094acb548193af64f81becd1590625d0484 | |
| parent | 94fa4c67b95c12482b6087d8eef2d72f7b7ea254 (diff) | |
| download | gcc-9e0a5e3ea37f9d7d2b6f2dab7c0bfbeaf08466a3.zip gcc-9e0a5e3ea37f9d7d2b6f2dab7c0bfbeaf08466a3.tar.gz gcc-9e0a5e3ea37f9d7d2b6f2dab7c0bfbeaf08466a3.tar.bz2 | |
Testsuite/Fortran: gfortran.dg/pr96711.f90 - fix expected value for PowerPC [PR96983]
gcc/testsuite/ChangeLog:
PR fortran/96983
* gfortran.dg/pr96711.f90: Use 2**digit(x) instead of a hard-coded value;
add comments regarding what the code does.
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr96711.f90 | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/testsuite/gfortran.dg/pr96711.f90 b/gcc/testsuite/gfortran.dg/pr96711.f90 index 3761a8e..3fa5d99 100644 --- a/gcc/testsuite/gfortran.dg/pr96711.f90 +++ b/gcc/testsuite/gfortran.dg/pr96711.f90 @@ -10,10 +10,12 @@ program p implicit none real(8) :: x real(16) :: y + ! Assume radix(x) == 2 + ! 2/epsilon(x) = 2/(radix(x)**(1-digits(x)) = 2**digits(x) with that assumption integer(16), parameter :: k1 = nint (2 / epsilon (x), kind(k1)) integer(16), parameter :: k2 = nint (2 / epsilon (y), kind(k2)) - integer(16), parameter :: m1 = 9007199254740992_16 !2**53 - integer(16), parameter :: m2 = 10384593717069655257060992658440192_16 !2**113 + integer(16), parameter :: m1 = 2_16**digits(x) ! IEEE: 2**53 + integer(16), parameter :: m2 = 2_16**digits(y) ! IEEE: 2**113 integer(16), volatile :: m x = 2 / epsilon (x) y = 2 / epsilon (y) |