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vapier 12/01/01 09:44:31 |
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Added: 6250_all_glibc-2.14-arm-unaligned-reloc.patch |
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Log: |
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try to fix arm unaligned reloc issues #394237 |
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Revision Changes Path |
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1.1 src/patchsets/glibc/2.14.1/6250_all_glibc-2.14-arm-unaligned-reloc.patch |
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file : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.14.1/6250_all_glibc-2.14-arm-unaligned-reloc.patch?rev=1.1&view=markup |
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plain: http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.14.1/6250_all_glibc-2.14-arm-unaligned-reloc.patch?rev=1.1&content-type=text/plain |
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Index: 6250_all_glibc-2.14-arm-unaligned-reloc.patch |
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=================================================================== |
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https://bugs.gentoo.org/394237 |
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|
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--- a/ports/sysdeps/arm/dl-machine.h |
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+++ b/ports/sysdeps/arm/dl-machine.h |
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@@ -413,6 +413,10 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc, |
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break; |
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case R_ARM_ABS32: |
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{ |
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+ struct unaligned |
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+ { |
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+ Elf32_Addr x; |
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+ } __attribute__((packed, may_alias)); |
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# ifndef RTLD_BOOTSTRAP |
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/* This is defined in rtld.c, but nowhere in the static |
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libc.a; make the reference weak so static programs can |
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@@ -431,7 +436,8 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc, |
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used while loading those libraries. */ |
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value -= map->l_addr + refsym->st_value; |
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# endif |
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- *reloc_addr += value; |
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+ /* Support relocations on mis-aligned offsets. */ |
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+ ((struct unaligned *) reloc_addr)->x += value; |
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break; |
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} |
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case R_ARM_TLS_DESC: |
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