PR ld/13990
* elf32-arm.c (elf32_arm_gc_sweep_hook): Handle a forced-local symbol, where PLT refcount is set to -1.
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2 changed files with 19 additions and 2 deletions
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@ -1,3 +1,9 @@
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2012-04-24 Hans-Peter Nilsson <hp@axis.com>
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PR ld/13990
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* elf32-arm.c (elf32_arm_gc_sweep_hook): Handle a forced-local
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symbol, where PLT refcount is set to -1.
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2012-04-24 Alan Modra <amodra@gmail.com>
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2012-04-24 Alan Modra <amodra@gmail.com>
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PR ld/13991
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PR ld/13991
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@ -12256,8 +12256,19 @@ elf32_arm_gc_sweep_hook (bfd * abfd,
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if (may_need_local_target_p
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if (may_need_local_target_p
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&& elf32_arm_get_plt_info (abfd, eh, r_symndx, &root_plt, &arm_plt))
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&& elf32_arm_get_plt_info (abfd, eh, r_symndx, &root_plt, &arm_plt))
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{
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{
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BFD_ASSERT (root_plt->refcount > 0);
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/* If PLT refcount book-keeping is wrong and too low, we'll
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root_plt->refcount -= 1;
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see a zero value (going to -1) for the root PLT reference
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count. */
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if (root_plt->refcount >= 0)
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{
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BFD_ASSERT (root_plt->refcount != 0);
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root_plt->refcount -= 1;
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}
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else
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/* A value of -1 means the symbol has become local, forced
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or seeing a hidden definition. Any other negative value
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is an error. */
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BFD_ASSERT (root_plt->refcount == -1);
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if (!call_reloc_p)
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if (!call_reloc_p)
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arm_plt->noncall_refcount--;
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arm_plt->noncall_refcount--;
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