diff options
Diffstat (limited to 'shell/ash_test/ash-arith/arith2.sub')
| -rwxr-xr-x | shell/ash_test/ash-arith/arith2.sub | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/shell/ash_test/ash-arith/arith2.sub b/shell/ash_test/ash-arith/arith2.sub index 9105059..29f9471 100755 --- a/shell/ash_test/ash-arith/arith2.sub +++ b/shell/ash_test/ash-arith/arith2.sub @@ -1,4 +1,4 @@ -# bash 3.2 apparently thinks that ++7 is 7 etc +# ++ and -- are not inc/dec operators on non-variables, they are + + and - - sequences ( echo $(( --7 )) ) ( echo $(( ++7 )) ) ( echo $(( -- 7 )) ) @@ -37,13 +37,13 @@ echo 4 $(( 4 - -- a )) echo 0 $a #ash# (( -- )) -# bash 3.2 apparently thinks that ---7 is -7 -#ash# echo $(( ---7 )) +# -- is not a dec operator on non-variable, it is the - - sequence +echo $(( ---7 )) ( echo $(( -- - 7 )) ) #ash# (( ++ )) -# bash 3.2: 7 -#ash# echo 7 $(( ++7 )) +# ++ is not a inc operator on non-variable, it is the + + sequence +echo $(( ++7 )) ( echo $(( ++ + 7 )) ) # bash 3.2: -7 |