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authorRichard Biener <rguenther@suse.de>2017-08-22 08:50:37 +0000
committerRichard Biener <rguenth@gcc.gnu.org>2017-08-22 08:50:37 +0000
commit1823c4f69ba4b5e59a460e8a3eb59dc345f24bc2 (patch)
treeaa48e2178669c2eb952dbad05b699172f99b6d34 /gcc/doc/invoke.texi
parent4ea9e1a52406d50c63987098c060a1c54d52b46c (diff)
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common.opt (feliminate-dwarf2-dups): Ignore.
2017-08-22 Richard Biener <rguenther@suse.de> * common.opt (feliminate-dwarf2-dups): Ignore. * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation. * dwarf2out.c (push_new_compile_unit, pop_compile_unit, same_die_p_wrap, compute_section_prefix, is_symbol_die, assign_symbol_names, break_out_includes): Remove. (comdat_symbol_id, comdat_symbol_number): Likewise. (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type): Likewise. (check_duplicate_cu, record_comdat_symbol_number): Likewise. (output_die): Mark unreachable path unreachable. (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL. (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL. (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups. (dwarf2out_early_finish): Likewise. * g++.dg/debug/dwarf2/dwarf2-1.C: Remove -feliminate-dwarf2-dups. * g++.dg/debug/dwarf2/dwarf2-2.C: Likewise. * g++.dg/debug/dwarf2/pr46123-2.C: Likewise. * g++.dg/debug/dwarf2/typedef5.C: Likewise. * gcc.dg/debug/dwarf2/dwarf2-3.c: Likewise. * gcc.dg/debug/dwarf2/dwarf2-3.h: Likewise. * gcc.dg/debug/dwarf2/dups-types.c: Remove. * gcc.dg/debug/dwarf2/dups-types.h: Likewise. From-SVN: r251262
Diffstat (limited to 'gcc/doc/invoke.texi')
-rw-r--r--gcc/doc/invoke.texi12
1 files changed, 3 insertions, 9 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 40d0c8d..64363e5 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -347,7 +347,7 @@ Objective-C and Objective-C++ Dialects}.
-gcolumn-info -gno-column-info @gol
-gvms -gxcoff -gxcoff+ -gz@r{[}=@var{type}@r{]} @gol
-fdebug-prefix-map=@var{old}=@var{new} -fdebug-types-section @gol
--feliminate-dwarf2-dups -fno-eliminate-unused-debug-types @gol
+-fno-eliminate-unused-debug-types @gol
-femit-struct-debug-baseonly -femit-struct-debug-reduced @gol
-femit-struct-debug-detailed@r{[}=@var{spec-list}@r{]} @gol
-feliminate-unused-debug-symbols -femit-class-debug-always @gol
@@ -6834,8 +6834,8 @@ for maximum benefit.
GCC no longer supports DWARF Version 1, which is substantially
different than Version 2 and later. For historical reasons, some
-other DWARF-related options (including @option{-feliminate-dwarf2-dups}
-and @option{-fno-dwarf2-cfi-asm}) retain a reference to DWARF Version 2
+other DWARF-related options such as
+@option{-fno-dwarf2-cfi-asm}) retain a reference to DWARF Version 2
in their names, but apply to all currently-supported versions of DWARF.
@item -gstabs
@@ -7027,12 +7027,6 @@ writing compressed debug sections, the option is rejected. Otherwise,
if the assembler does not support them, @option{-gz} is silently ignored
when producing object files.
-@item -feliminate-dwarf2-dups
-@opindex feliminate-dwarf2-dups
-Compress DWARF debugging information by eliminating duplicated
-information about each symbol. This option only makes sense when
-generating DWARF debugging information.
-
@item -femit-struct-debug-baseonly
@opindex femit-struct-debug-baseonly
Emit debug information for struct-like types