From cf919dfdd753416017c8a78dc7271e2a6f77465c Mon Sep 17 00:00:00 2001 From: Phil Blundell Date: Mon, 6 Nov 2000 19:38:10 +0000 Subject: [PATCH] 2000-11-05 Philip Blundell * elf32-arm.h (elf32_arm_merge_private_bfd_data): Always permit BFDs containing no sections to be merged, regardless of their flags. 2000-11-04 Philip Blundell * elf32-arm.h (elf32_arm_relocate_section): Suppress error message if a relocation for an undefined symbol also results in an overflow. --- bfd/ChangeLog | 11 +++++++++++ bfd/elf32-arm.h | 31 +++++++++++++++++++++++++++---- 2 files changed, 38 insertions(+), 4 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 9eb0ad8299..e661114f3a 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,14 @@ +2000-11-05 Philip Blundell + + * elf32-arm.h (elf32_arm_merge_private_bfd_data): Always permit + BFDs containing no sections to be merged, regardless of their flags. + +2000-11-04 Philip Blundell + + * elf32-arm.h (elf32_arm_relocate_section): Suppress error message + if a relocation for an undefined symbol also results in an + overflow. + Mon Nov 6 13:35:07 2000 Christopher Faylor * config.bfd: Add support for Sun Chorus. diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h index 64c1125186..7bd0cceab2 100644 --- a/bfd/elf32-arm.h +++ b/bfd/elf32-arm.h @@ -1907,10 +1907,15 @@ elf32_arm_relocate_section (output_bfd, info, input_bfd, input_section, switch (r) { case bfd_reloc_overflow: - if (!((*info->callbacks->reloc_overflow) - (info, name, howto->name, (bfd_vma) 0, - input_bfd, input_section, rel->r_offset))) - return false; + /* If the overflowing reloc was to an undefined symbol, + we have already printed one error message and there + is no point complaining again. */ + if ((! h || + h->root.type != bfd_link_hash_undefined) + && (!((*info->callbacks->reloc_overflow) + (info, name, howto->name, (bfd_vma) 0, + input_bfd, input_section, rel->r_offset)))) + return false; break; case bfd_reloc_undefined: @@ -2042,6 +2047,8 @@ elf32_arm_merge_private_bfd_data (ibfd, obfd) flagword out_flags; flagword in_flags; boolean flags_compatible = true; + boolean null_input_bfd = true; + asection *sec; /* Check if we have the same endianess. */ if (_bfd_generic_verify_endian_match (ibfd, obfd) == false) @@ -2086,6 +2093,22 @@ elf32_arm_merge_private_bfd_data (ibfd, obfd) if (in_flags == out_flags) return true; + /* Check to see if the input BFD actually contains any sections. + If not, its flags may not have been initialised either, but it cannot + actually cause any incompatibility. */ + for (sec = ibfd->sections; sec != NULL; sec = sec->next) + { + /* Ignore synthetic glue sections. */ + if (strcmp (sec->name, ".glue_7") + && strcmp (sec->name, ".glue_7t")) + { + null_input_bfd = false; + break; + } + } + if (null_input_bfd) + return true; + /* Complain about various flag mismatches. */ if (EF_ARM_EABI_VERSION (in_flags) != EF_ARM_EABI_VERSION (out_flags)) {