Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Fix handling of FB calls in stage3.
Start handling of function invocations in stage3.
PROGRAM foo
VAR_INPUT
single, interval, priority : BOOL;
END_VAR
LD single
LD interval
LD priority
END_PROGRAM
PROGRAM priority
VAR_INPUT
bar : BOOL;
END_VAR
LD bar
END_PROGRAM
PROGRAM single
VAR_INPUT
bar : BOOL;
END_VAR
LD bar
END_PROGRAM
PROGRAM interval
VAR_INPUT
bar : BOOL;
END_VAR
LD bar
END_PROGRAM
CONFIGURATION config1
TASK fast(PRIORITY := 4);
PROGRAM P1 WITH fast:
FOO(single := TRUE, interval := TRUE, priority := TRUE);
END_CONFIGURATION
CONFIGURATION config2
TASK fast(SINGLE := 3, PRIORITY := 4);
PROGRAM P1 WITH fast:
FOO(single := TRUE, interval := TRUE, priority := TRUE);
END_CONFIGURATION
CONFIGURATION config3
TASK fast(INTERVAL := T#1s, PRIORITY := 4);
PROGRAM P1 WITH fast:
FOO(single := TRUE, interval := TRUE, priority := TRUE);
END_CONFIGURATION
CONFIGURATION config4
TASK fast(SINGLE := 3, INTERVAL := T#1s, PRIORITY := 4);
PROGRAM P1 WITH fast:
FOO(single := TRUE, interval := TRUE, priority := TRUE);
END_CONFIGURATION