[GHC] #15013: Building nofib using llvm and HEAD fails
#15013: Building nofib using llvm and HEAD fails
-------------------------------------+-------------------------------------
Reporter: AndreasK | Owner: (none)
Type: bug | Status: new
Priority: normal | Milestone: 8.4.2
Component: Compiler | Version:
(LLVM) |
Keywords: | Operating System: Unknown/Multiple
Architecture: | Type of failure: Compile-time
Unknown/Multiple | crash or panic
Test Case: | Blocked By:
Blocking: | Related Tickets:
Differential Rev(s): | Wiki Page:
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{{{
== make all ;
in /home/Andi/ghc_head/nofib/shootout/pidigits
------------------------------------------------------------------------
HC = /home/Andi/ghc_head/inplace/bin/ghc-stage2
HC_OPTS = -O2 -Rghc-timing -H32m -hisuf hi -fllvm -rtsopts -O2
RUNTEST_OPTS = -ghc-timing
==nofib== pidigits: time to compile Main follows...
/home/Andi/ghc_head/inplace/bin/ghc-stage2 -O2 -Rghc-timing -H32m -hisuf
hi -fllvm -rtsopts -O2 -c Main.hs -o Main.o
ghc-stage2.exe: panic! (the 'impossible' happened)
(GHC version 8.5.20180401 for x86_64-unknown-mingw32):
Each block should be reachable from only one ProcPoint
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
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#15013: Building nofib using llvm and HEAD fails -------------------------------------+------------------------------------- Reporter: AndreasK | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.4.2 Component: Compiler (LLVM) | Version: Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash or panic | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by AndreasK): osa on ghc-devs suspects Phab:D4417 as the culprint. Since disabling common block elimination prevents the panic that seems likely. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15013#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#15013: Building nofib using llvm and HEAD fails -------------------------------------+------------------------------------- Reporter: AndreasK | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.4.2 Component: Compiler (LLVM) | Version: Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash or panic | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by sighingnow): This ticket may be duplicate with ticket:14989. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15013#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#15013: Building nofib using llvm and HEAD fails -------------------------------------+------------------------------------- Reporter: AndreasK | Owner: (none) Type: bug | Status: closed Priority: normal | Milestone: ⊥ Component: Compiler (LLVM) | Version: 8.5 Resolution: duplicate | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash or panic | Test Case: Blocked By: | Blocking: Related Tickets: #14989 #14986 | Differential Rev(s): Phab:D4417 Wiki Page: | -------------------------------------+------------------------------------- Changes (by sgraf): * status: new => closed * differential: => Phab:D4417 * related: => #14989 #14986 * version: => 8.5 * milestone: 8.4.2 => ⊥ * resolution: => duplicate Comment: I'm pretty sure it's a duplicate of #14989. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15013#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
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