#5649: O2 / HPC collision
-------------------------------+--------------------------------------------
Reporter: mjo | Owner:
Type: bug | Status: new
Priority: normal | Component: Compiler
Version: 7.2.1 | Keywords:
Testcase: | Blockedby:
Os: Linux | Blocking:
Architecture: x86_64 (amd64) | Failure: Compile-time crash
-------------------------------+--------------------------------------------
This works,
{{{
$ ghc -O2 --make src/*.hs
}}}
And this works,
{{{
$ ghc -fhpc --make src/*.hs
}}}
However, it seems I cannot invite -O2 and -fhpc to the same party:
{{{
$ ghc -O2 -fhpc --make src/*.hs
[ 1 of 17] Compiling ScaleFactor ( src/ScaleFactor.hs,
src/ScaleFactor.o )
[ 2 of 17] Compiling Values ( src/Values.hs, src/Values.o )
[ 3 of 17] Compiling RealFunction ( src/RealFunction.hs,
src/RealFunction.o )
[ 4 of 17] Compiling MRI ( src/MRI.hs, src/MRI.o )
[ 5 of 17] Compiling Point ( src/Point.hs, src/Point.o )
[ 6 of 17] Compiling Misc ( src/Misc.hs, src/Misc.o )
[ 7 of 17] Compiling Examples ( src/Examples.hs, src/Examples.o )
[ 8 of 17] Compiling Face ( src/Face.hs, src/Face.o )
[ 9 of 17] Compiling Cardinal ( src/Cardinal.hs, src/Cardinal.o )
[10 of 17] Compiling Comparisons ( src/Comparisons.hs,
src/Comparisons.o )
[11 of 17] Compiling Assertions ( src/Assertions.hs,
src/Assertions.o )
[12 of 17] Compiling FunctionValues ( src/FunctionValues.hs,
src/FunctionValues.o )
[13 of 17] Compiling Tetrahedron ( src/Tetrahedron.hs,
src/Tetrahedron.o )
/tmp/ghc2452_0/ghc2452_0.s: Assembler messages:
/tmp/ghc2452_0/ghc2452_0.s:48147:0:
Error: symbol `d2jn_info' is already defined
/tmp/ghc2452_0/ghc2452_0.s:48158:0:
Error: symbol `d2jl_info' is already defined
/tmp/ghc2452_0/ghc2452_0.s:48169:0:
Error: symbol `d2jh_info' is already defined
/tmp/ghc2452_0/ghc2452_0.s:48180:0:
Error: symbol `d2jb_info' is already defined
...
}}}
Tested with both GHC 7.2.1 and GHC 7.2.2.
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5649>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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