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32 From: Tomi Ollila <tomi.ollila@iki.fi>
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33 To: Thomas Jost <schnouki@schnouki.net>, notmuch@notmuchmail.org
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34 Subject: Re: [PATCH] Fix build with binutils-2.22
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35 In-Reply-To: <1323978118-23954-1-git-send-email-schnouki@schnouki.net>
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36 References: <1323978118-23954-1-git-send-email-schnouki@schnouki.net>
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42 Date: Fri, 16 Dec 2011 07:43:58 +0200
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68 On Thu, 15 Dec 2011 20:41:58 +0100, Thomas Jost <schnouki@schnouki.net> wrote:
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69 > binutils-2.22 changes the behaviour of ld by defaulting to
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70 > --no-copy-dt-needed-entries, which means that required objects/libs are not
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71 > "indirectly" linked through intermediate objects/libs anymore. As a consequence,
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72 > when using binutils-2.22, building symbol-test fails with the following error:
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74 > /usr/bin/ld: test/symbol-test.o: undefined reference to symbol
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75 > 'std::basic_string<char, std::char_traits<char>, std::allocator<char>
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76 > >::~basic_string()@@GLIBCXX_3.4'
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78 > /usr/bin/ld: note: 'std::basic_string<char, std::char_traits<char>,
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79 > std::allocator<char> >::~basic_string()@@GLIBCXX_3.4' is defined in DSO
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80 > /usr/lib/libstdc++.so.6 so try adding it to the linker command line
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82 > /usr/lib/libstdc++.so.6: could not read symbols: Invalid operation
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84 > An easy fix is to link using CXX instead of CC.
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87 +1 -- LGTM, Works for me (hits also on Fedora 15). Interesting that gcc
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88 does not fully default to g++ behaviour when source file is symbol-test.cc
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94 > This build issue happens on Arch Linux. For more details, the relevant binutils
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95 > changelog is here: http://ur1.ca/6px8j, and more explanations are available on
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96 > the Fedora wiki: https://fedoraproject.org/wiki/UnderstandingDSOLinkChange
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97 > (People who read the arch-general ML may want to read the thread starting at
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98 > id:"1323458274-sup-9064@eris".)
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103 > test/Makefile.local | 2 +-
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104 > 1 files changed, 1 insertions(+), 1 deletions(-)
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106 > diff --git a/test/Makefile.local b/test/Makefile.local
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107 > index 6cb6c82..fa2df73 100644
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108 > --- a/test/Makefile.local
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109 > +++ b/test/Makefile.local
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110 > @@ -17,7 +17,7 @@ $(dir)/smtp-dummy: $(smtp_dummy_modules)
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111 > $(call quiet,CC) $^ -o $@
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113 > $(dir)/symbol-test: $(dir)/symbol-test.o
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114 > - $(call quiet,CC) $^ -o $@ -Llib -lnotmuch -lxapian
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115 > + $(call quiet,CXX) $^ -o $@ -Llib -lnotmuch -lxapian
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117 > .PHONY: test check
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122 > _______________________________________________
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124 > notmuch@notmuchmail.org
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125 > http://notmuchmail.org/mailman/listinfo/notmuch
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