https://bugs.llvm.org/show_bug.cgi?id=47309
Bug ID: 47309
Summary: CASE conflicts with previous cases
Product: flang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Frontend
Assignee: unassignedb...@nondot.org
Reporter: riccardo.berto...@gmail.com
CC: david.tr...@arm.com, jper...@nvidia.com,
kirankuma...@gmail.com, llvm-bugs@lists.llvm.org,
sscalp...@nvidia.com
Created attachment 23894
--> https://bugs.llvm.org/attachment.cgi?id=23894&action=edit
source code that triggers the problem
this gives an error
$cat select_case.f90
program pippo
implicit none
integer :: test
read (*,*) test
select case(test)
case(0:)
write (*,*) 'Not negative number'
case(:-1)
write(*,*) 'Negative number'
end select
end program
$flang select_case.f90
select_case.f90:10:5: error: CASE (:-1_16) conflicts with previous cases
case(:-1)
^^^^^^^^^
select_case.f90:8:5: Conflicting CASE (0_16:)
case(0:)
^^^^^^^^
/scratch/llvm/bin/f18: semantic errors in select_case.f90
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