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authorjoseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d>2013-10-18 21:33:25 +0000
committerjoseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d>2013-10-18 21:33:25 +0000
commitfe2ed5aaa408e1ab996a9fe1595a05634208a79c (patch)
treee1027fbc9d8a4a8c33f8149b2b42e8cde89c74f6 /libc/ports/sysdeps/mips/dl-machine.h
parent571c782b982d888565e7d06bfc2f3d47582fe829 (diff)
downloadeglibc2-fe2ed5aaa408e1ab996a9fe1595a05634208a79c.tar.gz
Merge changes between r23946 and r24305 from /fsf/trunk.
git-svn-id: svn://svn.eglibc.org/trunk@24306 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/ports/sysdeps/mips/dl-machine.h')
-rw-r--r--libc/ports/sysdeps/mips/dl-machine.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/libc/ports/sysdeps/mips/dl-machine.h b/libc/ports/sysdeps/mips/dl-machine.h
index dae938f03..722c8a0ba 100644
--- a/libc/ports/sysdeps/mips/dl-machine.h
+++ b/libc/ports/sysdeps/mips/dl-machine.h
@@ -73,6 +73,16 @@ do { if ((l)->l_info[DT_MIPS (RLD_MAP)]) \
(ElfW(Addr)) (r); \
} while (0)
+#if ((defined __mips_nan2008 && !defined HAVE_MIPS_NAN2008) \
+ || (!defined __mips_nan2008 && defined HAVE_MIPS_NAN2008))
+# error "Configuration inconsistency: __mips_nan2008 != HAVE_MIPS_NAN2008, overridden CFLAGS?"
+#endif
+#ifdef __mips_nan2008
+# define ELF_MACHINE_NAN2008 EF_MIPS_NAN2008
+#else
+# define ELF_MACHINE_NAN2008 0
+#endif
+
/* Return nonzero iff ELF header is compatible with the running host. */
static inline int __attribute_used__
elf_machine_matches_host (const ElfW(Ehdr) *ehdr)
@@ -83,6 +93,10 @@ elf_machine_matches_host (const ElfW(Ehdr) *ehdr)
return 0;
#endif
+ /* Don't link 2008-NaN and legacy-NaN objects together. */
+ if ((ehdr->e_flags & EF_MIPS_NAN2008) != ELF_MACHINE_NAN2008)
+ return 0;
+
switch (ehdr->e_machine)
{
case EM_MIPS: