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| author | Richard Biener <rguenther@suse.de> | 2018-01-08 13:13:48 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-01-08 13:13:48 +0000 |
| commit | 131a0e78b01cf4a280d0ad861e75ef35eb050d29 (patch) | |
| tree | e5595f68928e3529c93f816e4f49aa7c96cc5656 /gcc/dwarf2out.c | |
| parent | 4135a21f4dc1b490446722a40ce113a0f7a28305 (diff) | |
| download | gcc-131a0e78b01cf4a280d0ad861e75ef35eb050d29.zip gcc-131a0e78b01cf4a280d0ad861e75ef35eb050d29.tar.gz gcc-131a0e78b01cf4a280d0ad861e75ef35eb050d29.tar.bz2 | |
re PR lto/83719 (ICE (segfault) in hash_table<indirect_string_hasher, xcallocator>::elements())
2018-01-08 Richard Biener <rguenther@suse.de>
PR lto/83719
* dwarf2out.c (output_indirect_strings): Handle empty
skeleton_debug_str_hash.
(dwarf2out_early_finish): Index strings for -gsplit-dwarf.
* gcc.dg/lto/pr83719_0.c: New testcase.
From-SVN: r256338
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index ae91c2d..a34b294 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -27795,8 +27795,9 @@ output_indirect_strings (void) unsigned int offset = 0; unsigned int cur_idx = 0; - skeleton_debug_str_hash->traverse<enum dwarf_form, - output_indirect_string> (DW_FORM_strp); + if (skeleton_debug_str_hash) + skeleton_debug_str_hash->traverse<enum dwarf_form, + output_indirect_string> (DW_FORM_strp); switch_to_section (debug_str_offsets_section); debug_str_hash->traverse_noresize @@ -30819,6 +30820,12 @@ dwarf2out_early_finish (const char *filename) save_macinfo_strings (); + if (dwarf_split_debug_info) + { + unsigned int index = 0; + debug_str_hash->traverse_noresize<unsigned int *, index_string> (&index); + } + /* Output all of the compilation units. We put the main one last so that the offsets are available to output_pubnames. */ for (limbo_die_node *node = limbo_die_list; node; node = node->next) |