Resolves: #1441092 - compile with -fconserve-stack to prevent stack overflow
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zsh.spec
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zsh.spec
@ -3,7 +3,7 @@
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Summary: Powerful interactive shell
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Name: zsh
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Version: 5.3.1
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Release: 4%{?dist}
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Release: 5%{?dist}
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License: MIT
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URL: http://zsh.sourceforge.net/
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Group: System Environment/Shells
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@ -68,6 +68,13 @@ This package contains the Zsh manual in html format.
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cp -p %SOURCE7 .
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%build
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# Compile with -fconserve-stack to prevent stack overflow while executing
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# unbounded call recursion in a shell script. Without this compiler flag,
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# the default stack allocation limit (8192 KiB) is exceeded before the default
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# shell call nesting limit (1000) is reached. See #1441092 for details.
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# Minimal example: zsh -c 'foo() { if true; then foo; fi }; foo'
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export CFLAGS="$RPM_OPT_FLAGS -fconserve-stack"
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# make loading of module's dependencies work again (#1277996)
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export LIBLDFLAGS='-z lazy'
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@ -171,9 +178,13 @@ fi
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%doc Doc/*.html
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%changelog
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* Thu May 11 2017 Kamil Dudka <kdudka@redhat.com> - 5.3.1-5
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- compile with -fconserve-stack to prevent stack overflow (#1441092)
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* Fri Mar 31 2017 Jason L Tibbitts III <tibbs@math.uh.edu> - 5.3.1-4
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- Add build deps on gdbm-devel and pcre-devel. Pass --enable-pcre to
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configure. These should ensure that the pcre and gdbm modules are built.
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(#1438009)
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* Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 5.3.1-3
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
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