gcc/gcc10-pr96385.patch

23 lines
670 B
Diff
Raw Normal View History

2020-08-04 18:15:39 +00:00
2020-08-03 Richard Biener <rguenther@suse.de>
PR lto/96385
libiberty/
* simple-object-elf.c
(simple_object_elf_copy_lto_debug_sections): Localize global
UNDEFs and reuse the prevailing name.
--- libiberty/simple-object-elf.c
+++ libiberty/simple-object-elf.c
@@ -1467,6 +1467,11 @@ simple_object_elf_copy_lto_debug_sections (simple_object_read *sobj,
&& st_shndx < shnum
&& pfnret[st_shndx - 1] == -1)
discard = 1;
+ /* We also need to remove global UNDEFs which can
+ cause link fails later. */
+ else if (st_shndx == SHN_UNDEF
+ && ELF_ST_BIND (*st_info) == STB_GLOBAL)
+ discard = 1;
if (discard)
{