diff options
Diffstat (limited to 'translate.cxx')
| -rw-r--r-- | translate.cxx | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/translate.cxx b/translate.cxx index cc634555..a0164661 100644 --- a/translate.cxx +++ b/translate.cxx @@ -4438,13 +4438,13 @@ struct unwindsym_dump_context // Get the .debug_frame end .eh_frame sections for the given module. // Also returns the lenght of both sections when found, plus the section -// address of the eh_frame data. +// address (offset) of the eh_frame data. static void get_unwind_data (Dwfl_Module *m, void **debug_frame, void **eh_frame, size_t *debug_len, size_t *eh_len, Dwarf_Addr *eh_addr) { - Dwarf_Addr bias = 0; + Dwarf_Addr start, bias = 0; GElf_Ehdr *ehdr, ehdr_mem; GElf_Shdr *shdr, shdr_mem; Elf_Scn *scn; @@ -4452,6 +4452,7 @@ static void get_unwind_data (Dwfl_Module *m, Elf *elf; // fetch .eh_frame info preferably from main elf file. + dwfl_module_info (m, NULL, &start, NULL, NULL, NULL, NULL, NULL); elf = dwfl_module_getelf(m, &bias); ehdr = gelf_getehdr(elf, &ehdr_mem); scn = NULL; @@ -4464,7 +4465,11 @@ static void get_unwind_data (Dwfl_Module *m, data = elf_rawdata(scn, NULL); *eh_frame = data->d_buf; *eh_len = data->d_size; - *eh_addr = shdr->sh_addr; + // For ".dynamic" sections we want the offset, not absolute addr. + if (dwfl_module_relocations (m) > 0) + *eh_addr = shdr->sh_addr - start + bias; + else + *eh_addr = shdr->sh_addr; break; } } |