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annotate docs/HistoricalNotes/2003-01-23-CygwinNotes.txt @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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1 Date: Mon, 20 Jan 2003 00:00:28 -0600
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2 From: Brian R. Gaeke <gaeke@uiuc.edu>
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3 Subject: windows vs. llvm
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5 If you're interested, here are some of the major problems compiling LLVM
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6 under Cygwin and/or Mingw.
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8 1. Cygwin doesn't have <inttypes.h> or <stdint.h>, so all the INT*_MAX
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9 symbols and standard int*_t types are off in limbo somewhere. Mingw has
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10 <stdint.h>, but Cygwin doesn't like it.
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12 2. Mingw doesn't have <dlfcn.h> (because Windows doesn't have it.)
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14 3. SA_SIGINFO and friends are not around; only signal() seems to work.
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16 4. Relink, aka ld -r, doesn't work (probably an ld bug); you need
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17 DONT_BUILD_RELINKED. This breaks all the tools makefiles; you just need to
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18 change them to have .a's.
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20 5. There isn't a <values.h>.
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22 6. There isn't a mallinfo() (or, at least, it's documented, but it doesn't seem
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23 to link).
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25 7. The version of Bison that cygwin (and newer Linux versions) comes with
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26 does not like = signs in rules. Burg's gram.yc source file uses them. I think
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27 you can just take them out.
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