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PR16005, avr linker crash on a particular instruction sequence with --relax

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It's possible for relax_delete_bytes to be called with section
contents NULL, as demonstrated by the testcase in this PR.

	PR 16005
	* elf32-avr.c (elf32_avr_relax_delete_bytes): Get section contents
	if not already available.
This commit is contained in:
Alan Modra
2022-07-29 16:52:52 +09:30
parent e4e1fcce52
commit b875e9c93d
1 changed files with 3 additions and 0 deletions
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3
bfd/elf32-avr.c
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@ -1927,6 +1927,9 @@ elf32_avr_relax_delete_bytes (bfd *abfd,
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
sec_shndx = _bfd_elf_section_from_bfd_section (abfd, sec);
contents = elf_section_data (sec)->this_hdr.contents;
if (contents == NULL
&& !bfd_malloc_and_get_section (abfd, sec, &contents))
return false;
relax_info = get_avr_relax_info (sec);
toaddr = sec->size;