cabal install gloss-raster输出:
Resolving dependencies...
Configuring gloss-raster-1.7.4.3...
Building gloss-raster-1.7.4.3...
Preprocessing library gloss-raster-1.7.4.3...
[1 of 2] Compiling Graphics.Gloss.Raster.Array ( Graphics/Gloss/Raster/Array.hs, dist/build/Graphics/Gloss/Raster/Array.o )
Warning: Couldn't figure out LLVM version!
Make sure you have installed LLVM
ghc: could not execute: opt-3.0
cabal: Error: some packages failed to install:
gloss-raster-1.7.4.3 failed during the building phase. The exception was:
ExitFailure 1我已经安装了LLVM (apt-get install llvm)和它的Haskell库(cabal install llvm),那么LLVM有什么问题?
我尝试使用sudo cabal install llvm-3.0安装特定的版本,得到的结果是:
Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: llvm (user goal)
rejecting: llvm-3.0.1.0/installed-d41..., 3.0.1.0, 3.0.0.0, 0.10.0.1,
0.10.0.0, 0.9.1.2, 0.9.1.1, 0.9.1.0, 0.9.0.1, 0.8.2.0, 0.8.1.0, 0.8.0.2,
0.7.1.2, 0.7.1.1, 0.7.1.0, 0.7.0.1, 0.7.0.0, 0.6.8.0, 0.6.7.0, 0.6.6.0,
0.6.5.0, 0.6.4.0, 0.6.3.0, 0.6.2.0, 0.6.0.3, 0.6.0.2, 0.5.0.1, 0.4.4.2,
0.4.4.1, 0.4.2.0, 0.4.1.0, 0.4.0.3, 0.4.0.1, 0.4.0.0, 0.0.2 (global constraint
requires ==3.0)发布于 2012-07-12 09:15:20
您需要安装LLVM编译器以便GHC可以使用它,但是gloss库不需要Haskell LLVM库。
如果您的"apt-get install llvm“将LLVM优化器安装为' opt‘而不是' opt-3.0’,那么您可能需要从opt -> opt-3.0手动添加链接"ln -s”
发布于 2012-07-12 01:49:47
它看起来像是gloss-raster中的错误-它不能选择安装在您系统上的LLVM。我建议你在gloss@ouroborus.net上问问
https://stackoverflow.com/questions/11413701
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