diff options
| author | Paul Brook <paul@codesourcery.com> | 2012-08-07 16:08:49 +0000 |
|---|---|---|
| committer | Sandra Loosemore <sandra@codesourcery.com> | 2012-08-07 16:08:49 +0000 |
| commit | 40380fe7f298ad6ed9557738ccfd30ebb7c63419 (patch) | |
| tree | ac5f1054288e8389349f643548ad266bf0455668 /gcc/except.c | |
| parent | 55d425f42c8b66aaf439d3d126e1faf98e5033eb (diff) | |
2012-08-07 Paul Brook <paul@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com>
gcc/
* except.c (switch_to_exception_section): Place tables for
DECL_ONE_ONLY functions in comdat groups.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@190206 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/except.c')
| -rw-r--r-- | gcc/except.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/except.c b/gcc/except.c index 10fc26e1d7c..605d8d7b829 100644 --- a/gcc/except.c +++ b/gcc/except.c @@ -2777,11 +2777,16 @@ switch_to_exception_section (const char * ARG_UNUSED (fnname)) flags = SECTION_WRITE; #ifdef HAVE_LD_EH_GC_SECTIONS - if (flag_function_sections) + if (flag_function_sections + || (DECL_ONE_ONLY (current_function_decl) && HAVE_COMDAT_GROUP)) { char *section_name = XNEWVEC (char, strlen (fnname) + 32); + /* The EH table must match the code section, so only mark + it linkonce if we have COMDAT groups to tie them together. */ + if (DECL_ONE_ONLY (current_function_decl) && HAVE_COMDAT_GROUP) + flags |= SECTION_LINKONCE; sprintf (section_name, ".gcc_except_table.%s", fnname); - s = get_section (section_name, flags, NULL); + s = get_section (section_name, flags, current_function_decl); free (section_name); } else |