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Add note about GCC 3.3.2 being completely broken
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14978 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -18,6 +18,7 @@
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<ol>
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<li><a href="#hardware">Hardware</a>
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<li><a href="#software">Software</a>
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<li><a href="#brokengcc">Broken versions of GCC</a>
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</ol></li>
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<li><a href="#starting">Getting Started with LLVM</a>
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@ -144,9 +145,10 @@ from the LLVM suite.</p>
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<li>Build the LLVM Suite:
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<ol>
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<li>Set your LLVM_LIB_SEARCH_PATH environment variable.
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<li><tt>gmake -k |& tee gnumake.out
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# this is csh or tcsh syntax</tt>
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<li>Set your LLVM_LIB_SEARCH_PATH environment variable.</li>
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<li><tt>gmake -k |& tee gnumake.out
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# this is csh or tcsh syntax</tt></li>
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<li>If you get an "internal compiler error (ICE)" see <a href="#brokengcc">below</a>.</li>
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</ol>
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</ol>
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@ -255,7 +257,7 @@ installed:</p>
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<ul>
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<li><a href="http://gcc.gnu.org">GCC 3.x with C and C++ language
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support</a></li>
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support</a> (See <a href="#brokengcc">below</a> for specific version info)</li>
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<li><a href="http://savannah.gnu.org/projects/make">GNU Make</a></li>
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@ -297,26 +299,56 @@ LLVM:</p>
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</li>
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</ul>
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</div>
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<p>The remainder of this guide is meant to get you up and running with
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LLVM and to give you some basic information about the LLVM environment.
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A <a href="#starting">complete guide to installation</a> is provided in the
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next section.</p>
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<!-- ======================================================================= -->
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<div class="doc_subsection">
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<a name="brokengcc">Broken versions of GCC</a>
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</div>
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<p>The later sections of this guide describe the <a
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href="#layout">general layout</a> of the the LLVM source tree, a <a
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href="#tutorial">simple example</a> using the LLVM tool chain, and <a
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href="#links">links</a> to find more information about LLVM or to get
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help via e-mail.</p>
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<div class="doc_text">
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<p>LLVM is very demanding of the host C++ compiler, and as such tends to expose
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bugs in the compiler. In particular, several versions of GCC crash when trying
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to compile LLVM. We routinely use GCC 3.3.3 and GCC 3.4.0 and have had success
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with them. Other versions of GCC will probably work as well. GCC versions listed
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here are known to not work. If you are using one of these versions, please try
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to upgrade your GCC to something more recent. If you run into a problem with a
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version of GCC not listed here, please <a href="mailto:llvmdev@cs.uiuc.edu">let
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us know</a>. Please use the "<tt>gcc -v</tt>" command to find out which version
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of GCC you are using.
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</p>
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<p><b>GCC versions prior to 3.0</b>: GCC 2.96.x and before had several
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problems in the STL that effectively prevent it from compiling LLVM.
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</p>
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<p><b>GCC 3.3.2</b>: This version of GCC suffered from a <a
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href="http://gcc.gnu.org/PR13392">serious bug</a> which causes it to crash in
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the "<tt>convert_from_eh_region_ranges_1</tt>" GCC function.</p>
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</div>
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<!-- *********************************************************************** -->
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<div class="doc_section">
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<a name="starting"><b>Getting Started with LLVM</b></a>
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</div>
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<!-- *********************************************************************** -->
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<div class="doc_text">
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<p>The remainder of this guide is meant to get you up and running with
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LLVM and to give you some basic information about the LLVM environment.</p>
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<p>The later sections of this guide describe the <a
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href="#layout">general layout</a> of the the LLVM source tree, a <a
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href="#tutorial">simple example</a> using the LLVM tool chain, and <a
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href="#links">links</a> to find more information about LLVM or to get
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help via e-mail.</p>
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</div>
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<!-- ======================================================================= -->
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<div class="doc_subsection">
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<a name="terminology">Terminology and Notation</a>
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@ -671,7 +703,11 @@ builds:</p>
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<p><tt>gmake</tt></p>
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<p>If you have multiple processors in your machine, you may wish to use some of
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<p>If the build fails, please <a href="#brokengcc">check here</a> to see if you
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are using a known broken version of GCC to compile LLVM with.</p>
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<p>
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If you have multiple processors in your machine, you may wish to use some of
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the parallel build options provided by GNU Make. For example, you could use the
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command:</p>
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