Linking C++ applications may produce:
/usr/bin/ld: error in
/home/aph/llvm/Release/lib/LLVMInterpreter.o(.eh_frame); no .eh_frame_hdr table
will be created.
These relocations
Relocation section '.rela.eh_frame' at offset 0x14b0 contains 2 entries:
Offset Info Type Sym. Value Sym. Name +
Addend
000000000020 000600000002 R_X86_64_PC32 0000000000000000
.text._ZNK4llvm13Targe + 0
with its target section .text._ZNK4llvm13 which is SHT_GROUP
[ 9] .text._ZNK4llvm13 PROGBITS 0000000000000000 000004c0
000000000000004f 0000000000000000 AXG 0 0 16
get converted to:
000000000020 000000000000 R_X86_64_NONE 0000000000000000
by this code:
../bfd/elf64-x86-64.c
if (sec != NULL && elf_discarded_section (sec))
{
/* For relocs against symbols from removed linkonce sections,
or sections discarded by a linker script, we just want the
section contents zeroed. Avoid any special processing. */
_bfd_clear_contents (howto, input_bfd, contents + rel->r_offset);
rel->r_info = 0;
rel->r_addend = 0;
continue;
}
--
Summary: Partial linking results in corrupt .eh_frame_hdr
Product: binutils
Version: 2.20 (HEAD)
Status: NEW
Severity: normal
Priority: P2
Component: ld
AssignedTo: unassigned at sources dot redhat dot com
ReportedBy: jan dot kratochvil at redhat dot com
CC: bug-binutils at gnu dot org
GCC build triplet: x86_64-unknown-linux-gnu
GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: x86_64-unknown-linux-gnu
http://sourceware.org/bugzilla/show_bug.cgi?id=6893
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