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| author | Jakub Jelinek <jakub@redhat.com> | 2011-12-01 20:12:54 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2011-12-01 20:12:54 +0100 |
| commit | ec8c1492af9156d96527104f7e7db806220e56c8 (patch) | |
| tree | a0a8960c1902ff04d8b319d3ba88cf5c4f64534b /gcc/cfgexpand.c | |
| parent | e411850054322167de1ae23af2b7c9b7a1ac9029 (diff) | |
| download | gcc-ec8c1492af9156d96527104f7e7db806220e56c8.zip gcc-ec8c1492af9156d96527104f7e7db806220e56c8.tar.gz gcc-ec8c1492af9156d96527104f7e7db806220e56c8.tar.bz2 | |
re PR debug/50317 (missing DW_OP_GNU_implicit_pointer)
PR debug/50317
* tree-ssa-dce.c (remove_dead_stmt): Add a debug stmt when removing
as unnecessary a store to a variable with gimple reg type.
* tree-ssa-live.c (remove_unused_locals): Clear TREE_ADDRESSABLE bit
on local unreferenced variables.
* cfgexpand.c (expand_gimple_basic_block): Don't emit DEBUG_INSNs
for !target_for_debug_bind variables.
From-SVN: r181890
Diffstat (limited to 'gcc/cfgexpand.c')
| -rw-r--r-- | gcc/cfgexpand.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index 2a82b03..e5a7a39 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -3903,6 +3903,11 @@ expand_gimple_basic_block (basic_block bb) rtx val; enum machine_mode mode; + if (TREE_CODE (var) != DEBUG_EXPR_DECL + && TREE_CODE (var) != LABEL_DECL + && !target_for_debug_bind (var)) + goto delink_debug_stmt; + if (gimple_debug_bind_has_value_p (stmt)) value = gimple_debug_bind_get_value (stmt); else @@ -3932,6 +3937,7 @@ expand_gimple_basic_block (basic_block bb) PAT_VAR_LOCATION_LOC (val) = (rtx)value; } + delink_debug_stmt: /* In order not to generate too many debug temporaries, we delink all uses of debug statements we already expanded. Therefore debug statements between definition and real |