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| author | Geoffrey Keating <geoffk@apple.com> | 2006-04-26 06:57:01 +0000 |
|---|---|---|
| committer | Geoffrey Keating <geoffk@gcc.gnu.org> | 2006-04-26 06:57:01 +0000 |
| commit | 887dc802b3408d0c815ff2aaecd791fa2fd90725 (patch) | |
| tree | 39a499f914cf499706cbd95051e7527c1797be08 /gcc/dwarf2out.c | |
| parent | f7acbf4c824c9486072210648c86a7df28eb8f3e (diff) | |
| download | gcc-887dc802b3408d0c815ff2aaecd791fa2fd90725.zip gcc-887dc802b3408d0c815ff2aaecd791fa2fd90725.tar.gz gcc-887dc802b3408d0c815ff2aaecd791fa2fd90725.tar.bz2 | |
dwarf2out.c (size_of_locs): Don't fill dw_loc_addr if there are no branches.
* dwarf2out.c (size_of_locs): Don't fill dw_loc_addr if there
are no branches.
From-SVN: r113267
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 39a8c5c..4ef7d02 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -3228,12 +3228,24 @@ size_of_loc_descr (dw_loc_descr_ref loc) static unsigned long size_of_locs (dw_loc_descr_ref loc) { + dw_loc_descr_ref l; unsigned long size; - for (size = 0; loc != NULL; loc = loc->dw_loc_next) + /* If there are no skip or bra opcodes, don't fill in the dw_loc_addr + field, to avoid writing to a PCH file. */ + for (size = 0, l = loc; l != NULL; l = l->dw_loc_next) { - loc->dw_loc_addr = size; - size += size_of_loc_descr (loc); + if (l->dw_loc_opc == DW_OP_skip || l->dw_loc_opc == DW_OP_bra) + break; + size += size_of_loc_descr (l); + } + if (! l) + return size; + + for (size = 0, l = loc; l != NULL; l = l->dw_loc_next) + { + l->dw_loc_addr = size; + size += size_of_loc_descr (l); } return size; |