[MacPorts] #50919: git build fails with ICE on Snow Leopard

[MacPorts]

#50919: git build fails with ICE on Snow Leopard
----------------------+--------------------------------
 Reporter:  gnwiii@…  |      Owner:  macports-tickets@…
     Type:  defect    |     Status:  new
 Priority:  Normal    |  Milestone:
Component:  ports     |    Version:  2.3.4
 Keywords:  ICE       |       Port:  git
----------------------+--------------------------------
 {{{
 $ sudo port -s upgrade outdated
 [sudo] password for gwhite at mutsu:
 --->  Computing dependencies for git
 --->  Fetching distfiles for git
 --->  Verifying checksums for git
 --->  Extracting git
 --->  Applying patches to git
 --->  Configuring git
 --->  Building git
 Error: org.macports.build for port git returned: command execution failed
 Please see the log file for port git for details:
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_svn.macports.org_trunk_dports_devel_git/git/main.log
 Error: Unable to upgrade port: 1
 To report a bug, follow the instructions in the guide:
     http://guide.macports.org/#project.tickets
 }}}

 The relevant section of the log shows an ICE in {{{/usr/bin/gcc-4.2}}}

 {{{
     :info:build /usr/bin/gcc-4.2 -o diffcore-delta.o -c -MF ./.depend
 /diffcore-delta
     .o.d -MQ diffcore-delta.o -MMD -MP  -I. -Wall -O2 -I/opt/local/include
 -arch x86
     _64 -I. -DPRECOMPOSE_UNICODE -DPROTECT_HFS_DEFAULT=1 -DUSE_LIBPCRE
 -I/opt/local/
     include -I/opt/local/include -DUSE_CURL_FOR_IMAP_SEND
 -I/opt/local/include -I/op
     t/local/include -DUSE_ST_TIMESPEC
 -DSHA1_MAX_BLOCK_SIZE="1024L*1024L*1024L"  -DH
     AVE_DEV_TTY -DXDL_FAST_HASH -DHAVE_BSD_SYSCTL
 -DSHA1_HEADER='<CommonCrypto/Commo
     nDigest.h>'  -DAPPLE_COMMON_CRYPTO -DCOMMON_DIGEST_FOR_OPENSSL
 -DNO_MEMMEM -Icom
     pat/regex -DSHELL_PATH='"/bin/sh"'  diffcore-delta.c
     :info:build combine-diff.c: In function ‘diff_tree_combined’:
     :info:build combine-diff.c:1391: internal compiler error: Segmentation
 fault
     :info:build Please submit a full bug report,
     :info:build with preprocessed source if appropriate.
     :info:build See <URL:http://developer.apple.com/bugreporter> for
 instructions.
     :info:build make: *** [combine-diff.o] Error 1
 }}}

 Since I don't expect Apple to fix this compiler, a workaround is:

 {{{
 sudo port -s upgrade git configure.compiler=macports-clang-3.6
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/50919>
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