* harbour/include/hbcompdf.h
* harbour/source/compiler/harbour.y
* harbour/source/compiler/harbour.yyc
+ added compile time optimization for switch statements with constant
values, i.e. for code like:
proc main()
local x := 0
switch 3
case 1; x += 100; exit
case 2; x += 200
case 3; x += 300
case 4; x += 400; exit
case 5; x += 505; exit
case 6; x += 606
otherwise; x += 1000
endswitch
? x
return
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