diff options
Diffstat (limited to 'gcc/testsuite/gfortran.dg/leadz_trailz_2.f90')
| -rw-r--r-- | gcc/testsuite/gfortran.dg/leadz_trailz_2.f90 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/leadz_trailz_2.f90 b/gcc/testsuite/gfortran.dg/leadz_trailz_2.f90 new file mode 100644 index 000000000..08701d8a5 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/leadz_trailz_2.f90 @@ -0,0 +1,36 @@ +! { dg-do run } +! { dg-require-effective-target fortran_large_int } + + integer(kind=16) :: i16 + + i16 = -1 + if (leadz(i16) /= 0) call abort + if (trailz(i16) /= 0) call abort + if (leadz(-1_16) /= 0) call abort + if (trailz(-1_16) /= 0) call abort + + i16 = -64 + if (leadz(i16) /= 0) call abort + if (trailz(i16) /= 6) call abort + if (leadz(-64_16) /= 0) call abort + if (trailz(-64_16) /= 6) call abort + + i16 = -108 + if (leadz(i16) /= 0) call abort + if (trailz(i16) /= 2) call abort + if (leadz(-108_16) /= 0) call abort + if (trailz(-108_16) /= 2) call abort + + i16 = 1 + if (leadz(i16) /= bit_size(i16) - 1) call abort + if (trailz(i16) /= 0) call abort + if (leadz(1_16) /= bit_size(1_16) - 1) call abort + if (trailz(1_16) /= 0) call abort + + i16 = 64 + if (leadz(i16) /= 121) call abort + if (trailz(i16) /= 6) call abort + if (leadz(64_16) /= 121) call abort + if (trailz(64_16) /= 6) call abort + +end |