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program yacctest
c
c Tests the Yacc fortran parser.
* Should pass the current version.
C It is also a legal, though not especially meaningful, program
*
implicit integer (u-z)
dimension xyz(3),abc
c The next line has some whitespace, but nothing else. Note continuation!!
$ (9,9,100)
22 equivalence (a,b) , (xyz,abc,def)
intrinsic sqrt,log
c
common com1,com2 /blk1/ com3,com4(5),com6, /blk2/ w123x
common comm1,comm2 /blk3/ comm3,comm4(5),comm6 /blk4/ cc1
implicit double precision (d), real(r)
integer program(3,3), pause(20)
character *8 bb,bb13*3
character *4, cc(9),cc1
parameter (Pi = 3.14159265358979D0)
logical stop, save
equivalence (xyz(1),qq), (bb(1:3),bb13)
x , (cc1,bb)
real a123(9,9), ifa
integer xray
external xray
double precision dbl1,dbl2(3)
logical test
complex compl1,compl2
test = .true.
data ( (a123(i,j),i=1,9),j=1,9) ,ifa / 82*0.0 /
data cc / 9*'help' /, bb /'wouldn''t'/ com4 / -1e7,+5.2
$, 4habcd, .1, 1. /
if(dbl1) 10,34567,5432
34567 stop
10 stop 123
5432 pause
end = 123 + pause(1)
read(iunit,*) (((abc(i,j,k),k=1,100),j=1,9),i=1,9),xyz(2)
read iunit , a,b,xyz(1)
write(iunit,*) 'hello there',a
print *, cc(1),a+b*Pi
print 5, (cc(i),i=1,4)
if( stop .and. save ) then
cc(2) = 'abcd'
www = 4.7 + (Pi * 2)**8
else if(abc(1,1,1) .eq. xyz(2)) then
open(unit=4,file='foo.bar',err=5432,status='old')
rewind 1+3
close(4)
open(3,file='buzzsaw',form='unformatted',status='new')
backspace (unit=3)
close(unit=3)
endif
test = .false.
dbl1 = 1.2345
write (6,900) dbl1
900 format(f10.2)
if(test) goto 10
pause 456
goto 34567
end
c comments in here don't hurt a bit
integer function xray(beta,gamma)
character *(*) gamma
*
logical beta
if( beta ) xray = 1.0D0
end
subroutine home(x,*)
common /blk1/ com3,com4(5),com6
save /blk1/,xray
if((x-1.0)**(sqrt(2.0))/(5/4+com6) .gt. com3) then
xray = 1.234
return
else
xray = -1.234 ** (+1.7e10)
endif
com4(com2+com6) = com4(xray)
return 1
end
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