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import dwz-0.12-10.el8

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CentOS Sources 2021-11-09 04:56:41 -05:00 committed by Stepan Oksanichenko
parent ea73d5c39c
commit 09a5b449d1
2 changed files with 51 additions and 1 deletions
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44
SOURCES/dwz-rh1949185.patch Normal file
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@ -0,0 +1,44 @@
X-Git-Url: https://sourceware.org/git/?p=dwz.git;a=blobdiff_plain;f=dwz.c;h=9e39824d0f1fec950c811357c62e6a0caa1880d7;hp=6f34a0c7f84d00aa74750ea7d60c882967d252c0;hb=4a89e2c78e57b1b05ff71a8e32b2219e02d30425;hpb=815ac613209fa8cbcdda57302a0a1ab0366923ad
diff --git a/dwz.c b/dwz.c
index 6f34a0c..9e39824 100644
--- a/dwz.c
+++ b/dwz.c
@@ -2357,10 +2357,33 @@ checksum_die (DSO *dso, dw_cu_ref cu, dw_die_ref top_die, dw_die_ref die)
}
if (unlikely (op_multifile) && ref->die_collapsed_child)
ref = ref->die_parent;
- assert (((!op_multifile && !rd_multifile && !fi_multifile)
- || cu != die_cu (ref))
- && (!op_multifile
- || cu->cu_chunk == die_cu (ref)->cu_chunk));
+ if (cu == die_cu (ref))
+ {
+ /* The reference was encoded using a section-relative
+ encoding, while if it could have been encoded using
+ CU-relative encoding. Typically, the latter is used,
+ because:
+ - it's potentially smaller, and
+ - it doesn't require a link-time relocation. */
+
+ /* Assert that the multifile only contains section-relative
+ encoding when necessary. */
+ assert (!op_multifile && !rd_multifile);
+
+ if (fi_multifile)
+ {
+ /* It's possible that the input DWARF contains this
+ sub-optimal reference. We currently don't optimize
+ this during single-file optimization, so it will still
+ be there during finalize_multifile. Bail out to handle
+ this conservatively. */
+ die->die_ck_state = CK_BAD;
+ return 0;
+ }
+ }
+ /* Assert that during op_multifile, die belongs to the same object
+ as ref. */
+ assert (!op_multifile || cu->cu_chunk == die_cu (ref)->cu_chunk);
handled = true;
break;
}

8
SPECS/dwz.spec
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@ -1,7 +1,7 @@
Summary: DWARF optimization and duplicate removal tool Summary: DWARF optimization and duplicate removal tool
Name: dwz Name: dwz
Version: 0.12 Version: 0.12
Release: 9%{?dist} Release: 10%{?dist}
License: GPLv2+ and GPLv3+ License: GPLv2+ and GPLv3+
Group: Development/Tools Group: Development/Tools
# git archive --format=tar --remote=git://sourceware.org/git/dwz.git \ # git archive --format=tar --remote=git://sourceware.org/git/dwz.git \
@ -10,6 +10,8 @@ Group: Development/Tools
Source: %{name}-%{version}.tar.bz2 Source: %{name}-%{version}.tar.bz2
BuildRequires: gcc, elfutils-libelf-devel BuildRequires: gcc, elfutils-libelf-devel
Patch1: dwz-rh1949185.patch
%description %description
The dwz package contains a program that attempts to optimize DWARF The dwz package contains a program that attempts to optimize DWARF
debugging information contained in ELF shared libraries and ELF executables debugging information contained in ELF shared libraries and ELF executables
@ -21,6 +23,7 @@ and using DW_TAG_imported_unit to import it into each CU that needs it.
%prep %prep
%setup -q %setup -q
%patch1 -p1 -b .rh1949185~
%build %build
make %{?_smp_mflags} CFLAGS='%{optflags}' LDFLAGS='%{build_ldflags}' \ make %{?_smp_mflags} CFLAGS='%{optflags}' LDFLAGS='%{build_ldflags}' \
@ -37,6 +40,9 @@ make DESTDIR=%{buildroot} prefix=%{_prefix} mandir=%{_mandir} bindir=%{_bindir}
%{_mandir}/man1/dwz.1* %{_mandir}/man1/dwz.1*
%changelog %changelog
* Wed May 5 2021 Marek Polacek <polacek@redhat.com> 0.12-10
- handle intra-CU DW_FORM_ref_addr reference (#1949185)
* Tue Aug 7 2018 Marek Polacek <polacek@redhat.com> 0.12-9 * Tue Aug 7 2018 Marek Polacek <polacek@redhat.com> 0.12-9
- don't use arched BuildRequires (#1545773) - don't use arched BuildRequires (#1545773)
- remove %defattr - remove %defattr