1 2:D expanded when var set 3true 4TRUE 5:U expanded when var undef 6true 7TRUE 8:D skipped if var undef 9 10:U skipped when var set 11is set 12:? only lhs when value true 13true 14TRUE 15:? only rhs when value false 16false 17FALSE 18do not evaluate or expand :? if discarding 19is set 20Version=123.456.789 == 123456789 21Literal=3.4.5 == 3004005 22We have target specific vars 23save-dollars: 0 = $ 24save-dollars: 1 = $$ 25save-dollars: 2 = $$ 26save-dollars: False = $ 27save-dollars: True = $$ 28save-dollars: false = $ 29save-dollars: true = $$ 30save-dollars: Yes = $$ 31save-dollars: No = $ 32save-dollars: yes = $$ 33save-dollars: no = $ 34save-dollars: On = $$ 35save-dollars: Off = $ 36save-dollars: ON = $$ 37save-dollars: OFF = $ 38save-dollars: on = $$ 39save-dollars: off = $ 40export-appended: env 41export-appended: env 42export-appended: env mk 43parse-dynamic: parse-dynamic parse-dynamic before 44parse-dynamic: parse-dynamic parse-dynamic after 45parse-dynamic: parse-dynamic parse-dynamic after 46varerror-unclosed:begin 47make: Unclosed variable "" 48 49make: Unclosed variable "UNCLOSED" 50 51make: Unclosed variable "UNCLOSED" 52 53make: Unclosed variable "PATTERN" 54make: Unclosed expression, expecting '}' for modifier "M${PATTERN" of variable "UNCLOSED" with value "" 55 56make: Unclosed variable "param" 57make: Unclosed variable "UNCLOSED." 58 59 60make: Unclosed variable "UNCLOSED.1" 61 62make: Unclosed variable "UNCLOSED.2" 63 64make: Unclosed variable "UNCLOSED.3" 65 66make: Unclosed variable "UNCLOSED_ORIG" 67 68varerror-unclosed:end 69target1-flags: we have: one two 70target2-flags: we have: one two three four 71exit status 0 72