23 lines
670 B
Diff
23 lines
670 B
Diff
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2020-08-03 Richard Biener <rguenther@suse.de>
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PR lto/96385
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libiberty/
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* simple-object-elf.c
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(simple_object_elf_copy_lto_debug_sections): Localize global
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UNDEFs and reuse the prevailing name.
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--- libiberty/simple-object-elf.c
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+++ libiberty/simple-object-elf.c
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@@ -1467,6 +1467,11 @@ simple_object_elf_copy_lto_debug_sections (simple_object_read *sobj,
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&& st_shndx < shnum
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&& pfnret[st_shndx - 1] == -1)
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discard = 1;
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+ /* We also need to remove global UNDEFs which can
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+ cause link fails later. */
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+ else if (st_shndx == SHN_UNDEF
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+ && ELF_ST_BIND (*st_info) == STB_GLOBAL)
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+ discard = 1;
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if (discard)
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{
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