#7323: decoding GADTs gives internal error: stg_ap_v_ret
---------------------------+------------------------------------------------
Reporter: heisenbug | Owner:
Type: bug | Status: new
Priority: normal | Component: Compiler
Version: 7.7 | Keywords:
Os: Linux | Architecture: x86_64 (amd64)
Failure: Runtime crash | Testcase: yes
Blockedby: | Blocking:
Related: |
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Comment(by heisenbug):
This is what gdb has to say:
{{{
(gdb) run
Starting program: /home/ggreif/ReleaseFeatureMatrix/internal-error
warning: no loadable sections found in added symbol-file system-supplied
DSO at 0x2aaaaaaab000
[Thread debugging using libthread_db enabled]
internal-error: internal error: stg_ap_v_ret
(GHC version 7.7.20121012 for x86_64_unknown_linux)
Please report this as a GHC bug:
http://www.haskell.org/ghc/reportabug
Program received signal SIGABRT, Aborted.
0x00000035b2a30285 in raise () from /lib64/libc.so.6
(gdb) bt
#0 0x00000035b2a30285 in raise () from /lib64/libc.so.6
#1 0x00000035b2a31d30 in abort () from /lib64/libc.so.6
#2 0x00002aaaac623799 in rtsFatalInternalErrorFn (s=0x2aaaac660128
"stg_ap_v_ret",
ap=0x7fffffff8680) at rts/RtsMessages.c:170
#3 0x00002aaaac623304 in barf (s=0x2aaaac660128 "stg_ap_v_ret") at
rts/RtsMessages.c:42
#4 0x00002aaaac64d7ae in stg_ap_v_info ()
from /home/ggreif/lib/ghc-7.7.20121012/rts-1.0/libHSrts_debug-
ghc7.7.20121012.so
#5 0x0000000000000000 in ?? ()
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7323#comment:2>
GHC <http://www.haskell.org/ghc/>
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