make: "varmod-range.mk" line 43: Malformed conditional (${:range=5} != "") make: "varmod-range.mk" line 67: while evaluating "${:U:range=x}Rest" != "Rest"" with value "": Invalid number "x}Rest" != "Rest"" for ':range' modifier make: "varmod-range.mk" line 67: Malformed conditional ("${:U:range=x}Rest" != "Rest") make: "varmod-range.mk" line 78: while evaluating "${:U:range=0x0}Rest" != "Rest"" with value "1": Unknown modifier "x0" make: "varmod-range.mk" line 78: Malformed conditional ("${:U:range=0x0}Rest" != "Rest") make: "varmod-range.mk" line 96: while evaluating variable "a b c" with value "a b c": Unknown modifier "rang" make: "varmod-range.mk" line 96: Malformed conditional ("${a b c:L:rang}Rest" != "Rest") make: "varmod-range.mk" line 105: while evaluating variable "a b c" with value "a b c": Unknown modifier "rango" make: "varmod-range.mk" line 105: Malformed conditional ("${a b c:L:rango}Rest" != "Rest") make: "varmod-range.mk" line 114: while evaluating variable "a b c" with value "a b c": Unknown modifier "ranger" make: "varmod-range.mk" line 114: Malformed conditional ("${a b c:L:ranger}Rest" != "Rest") make: Fatal errors encountered -- cannot continue make: stopped making "all" in unit-tests exit status 1