ghc-7.10 branch broken
trp at bluewin.ch
Tue Oct 6 16:06:43 UTC 2015
Dear Simon and Ben,
The line starting in `sp` must be deleted. It looks like a merge problem
in commit e22d7dc434b64709a4b19b11f2e0a41676c04035.
I attached a patch.
@Ben: Would you mind committing it on branch ghc-7.10 for me?
> On 06.10.2015, at 14:07, Simon Peyton Jones <simonpj at microsoft.com> wrote:
> On the ghc-7.10 branch, PPC.Regs has duplicate exports (see below). The offending lines are
> sp, r3, r4, r27, r28, r30,
> r0, sp, r3, r4, r27, r28, r30,
> and indeed there are duplicates. Why?
> git branch -v
> * ghc-7.10 e22d7dc nativeGen PPC: fix > 16 bit offsets in stack handling
> master f17992a [behind 1397] Updaete perf numbers for 32-bit machines
> wip/T10527 eb66575 Use lazy substitution in simplCast
> wip/T10527-2 9e4908b Add an ambient Id substitution to Subst
> compiler/nativeGen/PPC/Regs.hs:41:13: Warning:
> ‘sp’ is exported by ‘sp’ and ‘sp’
> compiler/nativeGen/PPC/Regs.hs:41:17: Warning:
> ‘r3’ is exported by ‘r3’ and ‘r3’
> compiler/nativeGen/PPC/Regs.hs:41:21: Warning:
> ‘r4’ is exported by ‘r4’ and ‘r4’
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