compiling GHC with a custom path to GCC

[Seth Kurtzberg]

Remi Turk wrote:

>On Thu, Feb 17, 2005 at 11:29:41AM -0000, Simon Marlow wrote:
>  
>
>>On 17 February 2005 11:12, Remi Turk wrote:
>>
>>    
>>
>>>when compiling the new ghc pre-releases made my gcc 2.95.3 die
>>>with "internal compiler error", I tried to compile it with gcc
>>>3.4.3 (or rather, I thought it compiled with 3.4.1, and when that
>>>died, compiled+installed gcc 3.4.3, tried again, say it die again
>>>and only then noticed it was actually still using 2.95.3 ;) but
>>>had quite some difficulty to actually get it to compile with, in
>>>my case, /usr/local/bin/gcc3
>>>
>>>When using the following command-line
>>>
>>>CC=gcc3 CXX=g++3 nice ./configure --enable-hopengl
>>>--prefix=/var/tmp/ghc --with-gcc=/usr/local/bin/gcc3 
>>>
>>>stage1 still used gcc 2.95.3 to compile stage2 (okay, for --with-gcc
>>>that's documented) 
>>>      
>>>
>>Really?  --with-gcc should set the gcc for stage1, AFAIK.  Is there a
>>bug here?
>>
>>I've noticed gcc 2.95 crashing on my FreeBSD box too.  I should look
>>into whether there's a workaround, otherwise we're hosed on FreeBSD 4.x.
>>
>>Cheers,
>>	Simon
>>    
>>
>
>In case you've got nothing else left to do.. ;)
>
>The ghc command which perfectly repeatable kills gcc:
>
>make[2]: Entering directory `/var/tmp/ghc-6.4.20050216/ghc/compiler'
>../../ghc/compiler/stage1/ghc-inplace -H16m -O  -istage2/utils  -istage2/basicTypes  -istage2/types  -istage2/hsSyn  -istage2/prelude  -istage2/rename  -istage2/typecheck  -istage2/deSugar  -istage2/coreSyn  -istage2/specialise  -istage2/simplCore  -istage2/stranal  -istage2/stgSyn  -istage2/simplStg  -istage2/codeGen  -istage2/main  -istage2/profiling  -istage2/parser  -istage2/cprAnalysis  -istage2/compMan  -istage2/ndpFlatten  -istage2/iface  -istage2/cmm  -istage2/nativeGen  -istage2/ghci -Istage2 -DGHCI -package template-haskell -package unix -package readline -DUSE_READLINE -package Cabal -cpp -fglasgow-exts -fno-generics -Rghc-timing -I. -IcodeGen -InativeGen -Iparser -recomp -Rghc-timing  -H16M '-#include "hschooks.h"'    -c cmm/MachOp.hs -o stage2/cmm/MachOp.o  -ohi stage2/cmm/MachOp.hi
>/tmp/ghc32662.hc: In function `s5dU_ret':
>/tmp/ghc32662.hc:11210: Internal compiler error in `build_insn_chain', at global.c:1756
>  
>
At least this proves that it isn't a hardware problem.  :)

>The dying gcc command:
>
>gcc -x c cmm/MachOp.hc -o /tmp/ghc15388.raw_s -DDONT_WANT_WIN32_DLL_SUPPORT -fno-defer-pop -fomit-frame-pointer -fno-builtin -DSTOLEN_X86_REGS=4 -S -Wimplicit -O -D__GLASGOW_HASKELL__=604 -ffloat-store -I cmm -I stage2 -I . -I codeGen -I nativeGen -I parser -I /var/tmp/ghc-6.4.20050216/libraries/readline/include -I /var/tmp/ghc-6.4.20050216/libraries/unix/include -I /var/tmp/ghc-6.4.20050216/libraries/base/include -I /var/tmp/ghc-6.4.20050216/ghc/includes
>
>The (naively) relevant part of the generated HC-file appears to
>be the next "function". I have no idea whether this is of any
>help for nailing this kind of nastiness down, so I'm not going to
>spend more of my night on it ;)
>
>I did attach the complete failing HC-file.
>
>Greetings,
>Remi
>
>// compile code which doesn't seem to matter for the crash
>#define FOO 0
>// compile The Killing Line
>#define BAR 1
>IF_(s5dU_ret) {
>	W_ _c5ec;
>	FB_
>#if FOO
>	_c5ec = (W_)((*((StgWord16*)((*R1.p) + (-0x2)))));
>#endif
>#if BAR
>	if (_c5ec < 0x5) goto _c5en;
>#endif
>#if FOO
>	if (_c5ec > 0x16) goto _c5eo;
>	if (_c5ec < 0x14) goto _c5ep;
>	switch (_c5ec-20) {
>	    case 0x0: goto _c5eq;
>	    case 0x1: goto _c5er;
>	    case 0x2: goto _c5es;
>	}
>#endif
>    _c5eo:
>#if FOO
>	R1.p = (P_)(W_)GHCziBase_False_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x10)))) + (*Sp));
>    _c5et:
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>#endif
>    _c5eu:
>#if FOO
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5ev:
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5ew:
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5ex:
>	if (_c5ec != 0x5) goto _c5eo;
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5eq:
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5er:
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5es:
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5ep:
>	if (_c5ec > 0x9) goto _c5eo;
>	if (_c5ec < 0x9) goto _c5ex;
>#endif
>	R1.p = (P_)(W_)GHCziBase_True_closure;
>	Sp=Sp+1;
>	JMP_((*((P_)((*Sp) + (-0x14)))) + (*Sp));
>    _c5en:
>	switch (_c5ec) {
>#if FOO
>	    case 0x0: goto _c5et;
>	    case 0x1: goto _c5eo;
>	    case 0x2: goto _c5eu;
>	    case 0x3: goto _c5ev;
>	    case 0x4: goto _c5ew;
>#else
>	    case 0x0: goto _c5eo;
>	    case 0x1: goto _c5eo;
>	    case 0x2: goto _c5eu;
>	    case 0x3: goto _c5eo;
>	    case 0x4: goto _c5eo;
>#endif
>	}
>	FE_
>}
>
>
>  
>

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