#5706: building ghc from source tarball requires alex?
---------------------------------+------------------------------------------
Reporter: kosmikus | Owner:
Type: bug | Status: new
Priority: normal | Component: Build System
Version: 7.3 | Keywords:
Os: Unknown/Multiple | Architecture: Unknown/Multiple
Failure: Building GHC failed | Testcase:
Blockedby: | Blocking:
Related: |
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Building a recent GHC snapshot via my usual Nix expression for doing this
resulted in an error:
{{{
building utils/haddock/dist/package-data.mk
"inplace/bin/ghc-cabal" configure --with-ghc="/tmp/nix-build-
j66qzyg325kggqaj69vmmfgvq54cg83y-
ghc-7.3.20111212.drv-0/ghc-7.3.20111212/inplace/bin/ghc-stage1" --with-
ghc-pkg="/tmp/nix-build-j66qzyg325kggqaj69vmmfgvq54cg83y-
ghc-7.3.20111212.drv-0/ghc-7.3.20111212/inplace/bin/ghc-pkg" --flag in-
ghc-tree --enable-library-profiling --enable-shared --enable-library-for-
ghci --configure-option=CFLAGS=" -fno-stack-protector " --configure-
option=LDFLAGS=" -Wl,--hash-size=31 -Wl,--reduce-memory-overheads "
--configure-option=CPPFLAGS=" " --with-gcc="/nix/store
/2yghakb86zfivd2da4x1ipcz03xmz6rd-gcc-wrapper-4.5.1/bin/gcc" --configure-
option=--with-cc="/nix/store/2yghakb86zfivd2da4x1ipcz03xmz6rd-gcc-
wrapper-4.5.1/bin/gcc" --with-ar="/nix/store
/9b3q62czfh5zld9zg2p8sbk65hkbvpzi-binutils-2.21/bin/ar" --with-
ranlib="true" -- dist utils/haddock
Configuring haddock-2.9.4...
ghc-cabal: The program alex version >=2.3 is required but it could not be
found.
make[1]: *** [utils/haddock/dist/package-data.mk] Error 1
[qmake: *** [all] Error 2
[q[q[qbuilder for `/nix/store/j66qzyg325kggqaj69vmmfgvq54cg83y-
ghc-7.3.20111212.drv' failed; keeping build directory `/tmp/nix-build-
j66qzyg325kggqaj69vmmfgvq54cg83y-ghc-7.3.20111212.drv-0'
builder for `/nix/store/j66qzyg325kggqaj69vmmfgvq54cg83y-
ghc-7.3.20111212.drv' failed with exit code 2
cannot build derivation `/nix/store/gmllr5nfxlxw2cfvmvfymk3y6q9qzdlv-
ghc-7.3.20111212-wrapper.drv': 1 dependencies couldn't be built
error: build of `/nix/store/gmllr5nfxlxw2cfvmvfymk3y6q9qzdlv-
ghc-7.3.20111212-wrapper.drv' failed
}}}
The requirement for alex seems new. At least I know that the same Nix
expression successfully built older (i.e., 7.1) snapshots. Is alex really
required to build from a source tarball?
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5706>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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