https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70070
Bug ID: 70070
Summary: ICE on initializing character data beyond min/max
bound
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: [email protected]
Target Milestone: ---
This code accidentally accesses invalid data :
$ cat z1.f90
program p
integer :: i
character(1) :: c
data (c(i:i), i=1,11) /11*'c'/
end
$ gfortran-6 z1.f90
*** Error in `/usr/lib64/gcc/x86_64-suse-linux/6/f951': free(): invalid next
size (fast): 0x00000000029ac080 ***
...
internal compiler error: Aborted
$ cat z3.f90
program p
integer :: i
character(99) :: c
data (c(i:i), i=1,999) /999*'c'/
end
$ gfortran-6 z3.f90
*** Error in `/usr/lib64/gcc/x86_64-suse-linux/6/f951': free(): invalid next
size (normal): 0x0000000002fa2440 ***
*** Error in `/usr/lib64/gcc/x86_64-suse-linux/6/f951': corrupted double-linked
list: 0x0000000002f226f0 ***
