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authorH.J. Lu <hjl.tools@gmail.com>2015-07-29 11:57:54 -0700
committerH.J. Lu <hjl.tools@gmail.com>2015-07-29 11:58:06 -0700
commit9637d8a253493be471d9a71640e91349f7a8a050 (patch)
tree75c20d5036504483c85fc60a52ec003a51b65b00 /debug/read_chk.c
parentfebce2ac5f46a0d5c67ca8b535a028425d421be4 (diff)
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Extend local PLT reference check
On x86, linker in binutils 2.26 and newer consolidates R_*_JUMP_SLOT with
R_*_GLOB_DAT relocation against the same symbol.  This patch extends
local PLT reference check to support alternate relocations.

	[BZ #18078]
	* scripts/check-localplt.awk: Support alternate relocations.
	* scripts/localplt.awk: Also check relocations in DT_RELA/DT_REL
	sections.
	* sysdeps/unix/sysv/linux/i386/localplt.data: Mark free and
	malloc entries with + REL R_386_GLOB_DAT.
	* sysdeps/x86_64/localplt.data: New file.
Diffstat (limited to 'debug/read_chk.c')
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