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| author | Scott Snyder <snyder@fnal.gov> | 2003-02-28 15:57:50 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2003-02-28 15:57:50 -0800 |
| commit | 73c68f614dcd037a892768ace3481d45d8280436 (patch) | |
| tree | 7110cbf93c9b18e15a06019a2d41460bedc046c3 /gcc/toplev.c | |
| parent | d8fad4ea49a49a7787891d1a6e7dbb81e2a09572 (diff) | |
| download | gcc-73c68f614dcd037a892768ace3481d45d8280436.zip gcc-73c68f614dcd037a892768ace3481d45d8280436.tar.gz gcc-73c68f614dcd037a892768ace3481d45d8280436.tar.bz2 | |
flags.h: Add flag_eliminate_unused_debug_types.
* flags.h: Add flag_eliminate_unused_debug_types.
* toplev.c: Add flag_eliminate_unused_debug_types.
(f_options): Add -feliminate-unused-debug-types.
* dwarf2out.c (struct file_table): Add emitted member.
(splice_child_die): Fix the parent pointer for the child being
spliced.
(lookup_filename): Maintain file_table.emitted array. Don't
output .file directive here.
(maybe_emit_file): (new)
(init_file_table): Set up file_table.emitted.
(dwarf2out_source_line): Use maybe_emit_file.
(dwarf2out_start_source_file): Use maybe_emit_file.
(dwarf2out_init): Use maybe_emit_file.
(prune_unused_types_walk_attribs): (new)
(prune_unused_types_mark): (new)
(prune_unused_types_walk): (new)
(prune_unused_types_prune): (new)
(prune_unused_types): (new)
(dwarf2out_finish): Call prune_unused_types if
flag_eliminate_unused_debug_types is set.
* doc/invoke.texi (Option Summary): Add
-feliminate-unused-debug-types.
(Debugging Options): Likewise.
From-SVN: r63588
Diffstat (limited to 'gcc/toplev.c')
| -rw-r--r-- | gcc/toplev.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index ef0ac60..7730a39 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -378,6 +378,10 @@ tree current_function_func_begin_label; int flag_eliminate_dwarf2_dups = 0; +/* Nonzero if doing unused type elimination. */ + +int flag_eliminate_unused_debug_types = 0; + /* Nonzero if generating code to do profiling. */ int profile_flag = 0; @@ -999,6 +1003,8 @@ static const lang_independent_options f_options[] = { {"eliminate-dwarf2-dups", &flag_eliminate_dwarf2_dups, 1, N_("Perform DWARF2 duplicate elimination") }, + {"eliminate-unused-debug-types", &flag_eliminate_unused_debug_types, 1, + N_("Perform unused type elimination in debug info") }, {"float-store", &flag_float_store, 1, N_("Do not store floats in registers") }, {"defer-pop", &flag_defer_pop, 1, |