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-rw-r--r--gcc/ChangeLog16
-rw-r--r--gcc/cgraphunit.c3
-rw-r--r--gcc/cp/ChangeLog5
-rw-r--r--gcc/cp/decl.c8
-rw-r--r--gcc/graphite-clast-to-gimple.c9
-rw-r--r--gcc/haifa-sched.c9
-rw-r--r--gcc/sel-sched.c24
-rw-r--r--gcc/tree-predcom.c6
8 files changed, 35 insertions, 45 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 58facc9d87a..35fba8e70ff 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,19 @@
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * sel-sched.c (create_speculation_check): Remove set but not used
+ variable twin.
+ (try_transformation_cache): Remove set but not used variable ds.
+ (calculate_privileged_insns): Remove set but not used variables
+ cur_insn and min_spec_insn.
+ (find_best_expr): Remove set but not used variable avail_n.
+ * tree-predcom.c (base_names_in_chain_on): Remove set but not used
+ variable e.
+ * cgraphunit.c (assemble_thunk): Remove set but not used variable
+ false_label.
+ * haifa-sched.c (remove_notes): Remove set but not used variable prev.
+ * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
+ new_scop_exit_edge.
+
2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
PR bootstrap/42786
diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c
index ebe662ad639..9cd5f16f488 100644
--- a/gcc/cgraphunit.c
+++ b/gcc/cgraphunit.c
@@ -1465,7 +1465,7 @@ assemble_thunk (struct cgraph_node *node)
if (restmp && !this_adjusting)
{
- tree true_label = NULL_TREE, false_label = NULL_TREE;
+ tree true_label = NULL_TREE;
if (TREE_CODE (TREE_TYPE (restmp)) == POINTER_TYPE)
{
@@ -1479,7 +1479,6 @@ assemble_thunk (struct cgraph_node *node)
else_bb = create_basic_block (NULL, (void *) 0, else_bb);
remove_edge (single_succ_edge (bb));
true_label = gimple_block_label (then_bb);
- false_label = gimple_block_label (else_bb);
stmt = gimple_build_cond (NE_EXPR, restmp,
fold_convert (TREE_TYPE (restmp),
integer_zero_node),
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index f9422b2dcd7..8059a93ab7e 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * decl.c (create_array_type_for_decl): Remove set but not used
+ variable error_msg. Remove break stmts after return stmts.
+
2010-01-19 Dodji Seketeli <dodji@redhat.com>
* error.c (dump_template_parms, count_non_default_template_args):
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 2409aa31b15..962477161cb 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -7422,15 +7422,11 @@ static tree
create_array_type_for_decl (tree name, tree type, tree size)
{
tree itype = NULL_TREE;
- const char* error_msg;
/* If things have already gone awry, bail now. */
if (type == error_mark_node || size == error_mark_node)
return error_mark_node;
- /* Assume that everything will go OK. */
- error_msg = NULL;
-
/* If there are some types which cannot be array elements,
issue an error-message and return. */
switch (TREE_CODE (type))
@@ -7441,7 +7437,6 @@ create_array_type_for_decl (tree name, tree type, tree size)
else
error ("creating array of void");
return error_mark_node;
- break;
case FUNCTION_TYPE:
if (name)
@@ -7449,7 +7444,6 @@ create_array_type_for_decl (tree name, tree type, tree size)
else
error ("creating array of functions");
return error_mark_node;
- break;
case REFERENCE_TYPE:
if (name)
@@ -7457,7 +7451,6 @@ create_array_type_for_decl (tree name, tree type, tree size)
else
error ("creating array of references");
return error_mark_node;
- break;
case METHOD_TYPE:
if (name)
@@ -7465,7 +7458,6 @@ create_array_type_for_decl (tree name, tree type, tree size)
else
error ("creating array of function members");
return error_mark_node;
- break;
default:
break;
diff --git a/gcc/graphite-clast-to-gimple.c b/gcc/graphite-clast-to-gimple.c
index 6651e95b48f..cc48859b37e 100644
--- a/gcc/graphite-clast-to-gimple.c
+++ b/gcc/graphite-clast-to-gimple.c
@@ -1430,7 +1430,6 @@ create_params_index (htab_t index_table, CloogProgram *prog) {
bool
gloog (scop_p scop, htab_t bb_pbb_mapping)
{
- edge new_scop_exit_edge = NULL;
VEC (tree, heap) *newivs = VEC_alloc (tree, heap, 10);
loop_p context_loop;
sese region = SCOP_REGION (scop);
@@ -1471,10 +1470,10 @@ gloog (scop_p scop, htab_t bb_pbb_mapping)
create_params_index (params_index, pc.prog);
- new_scop_exit_edge = translate_clast (region, context_loop, pc.stmt,
- if_region->true_region->entry,
- rename_map, &newivs, newivs_index,
- bb_pbb_mapping, 1, params_index);
+ translate_clast (region, context_loop, pc.stmt,
+ if_region->true_region->entry,
+ rename_map, &newivs, newivs_index,
+ bb_pbb_mapping, 1, params_index);
graphite_verify ();
sese_adjust_liveout_phis (region, rename_map,
if_region->region->exit->src,
diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c
index 0a85b6ee9fa..b7f0cfce359 100644
--- a/gcc/haifa-sched.c
+++ b/gcc/haifa-sched.c
@@ -1835,27 +1835,22 @@ concat_note_lists (rtx from_end, rtx *to_endp)
void
remove_notes (rtx head, rtx tail)
{
- rtx next_tail, prev, insn, next;
+ rtx next_tail, insn, next;
note_list = 0;
if (head == tail && !INSN_P (head))
return;
next_tail = NEXT_INSN (tail);
- prev = PREV_INSN (head);
for (insn = head; insn != next_tail; insn = next)
{
next = NEXT_INSN (insn);
if (!NOTE_P (insn))
- {
- prev = insn;
- continue;
- }
+ continue;
switch (NOTE_KIND (insn))
{
case NOTE_INSN_BASIC_BLOCK:
- prev = insn;
continue;
case NOTE_INSN_EPILOGUE_BEG:
diff --git a/gcc/sel-sched.c b/gcc/sel-sched.c
index 6ec404b6270..0981440fde7 100644
--- a/gcc/sel-sched.c
+++ b/gcc/sel-sched.c
@@ -1866,14 +1866,13 @@ create_speculation_check (expr_t c_expr, ds_t check_ds, insn_t orig_insn)
if (recovery_block != NULL)
{
rtx twin_rtx;
- insn_t twin;
twin_rtx = copy_rtx (PATTERN (EXPR_INSN_RTX (c_expr)));
twin_rtx = create_insn_rtx_from_pattern (twin_rtx, NULL_RTX);
- twin = sel_gen_recovery_insn_from_rtx_after (twin_rtx,
- INSN_EXPR (orig_insn),
- INSN_SEQNO (insn),
- bb_note (recovery_block));
+ sel_gen_recovery_insn_from_rtx_after (twin_rtx,
+ INSN_EXPR (orig_insn),
+ INSN_SEQNO (insn),
+ bb_note (recovery_block));
}
/* If we've generated a data speculation check, make sure
@@ -2411,10 +2410,6 @@ try_transformation_cache (expr_t expr, insn_t insn,
EXPR_TARGET_AVAILABLE (expr) = false;
if (pti->type == TRANS_SPECULATION)
{
- ds_t ds;
-
- ds = EXPR_SPEC_DONE_DS (expr);
-
EXPR_SPEC_DONE_DS (expr) = pti->ds;
EXPR_NEEDS_SPEC_CHECK_P (expr) |= pti->needs_check;
}
@@ -4216,7 +4211,6 @@ static int
calculate_privileged_insns (void)
{
expr_t cur_expr, min_spec_expr = NULL;
- insn_t cur_insn, min_spec_insn;
int privileged_n = 0, i;
for (i = 0; i < ready.n_ready; i++)
@@ -4225,12 +4219,8 @@ calculate_privileged_insns (void)
continue;
if (! min_spec_expr)
- {
- min_spec_insn = ready_element (&ready, i);
- min_spec_expr = find_expr_for_ready (i, true);
- }
+ min_spec_expr = find_expr_for_ready (i, true);
- cur_insn = ready_element (&ready, i);
cur_expr = find_expr_for_ready (i, true);
if (EXPR_SPEC (cur_expr) > EXPR_SPEC (min_spec_expr))
@@ -4384,7 +4374,7 @@ find_best_expr (av_set_t *av_vliw_ptr, blist_t bnds, fence_t fence,
best = fill_ready_list (av_vliw_ptr, bnds, fence, pneed_stall);
if (best == NULL && ready.n_ready > 0)
{
- int privileged_n, index, avail_n;
+ int privileged_n, index;
can_issue_more = invoke_reorder_hooks (fence);
if (can_issue_more > 0)
@@ -4393,7 +4383,7 @@ find_best_expr (av_set_t *av_vliw_ptr, blist_t bnds, fence_t fence,
scheduled due to liveness restrictions on its destination register.
In the future, we'd like to choose once and then just probe insns
in the order of their priority. */
- avail_n = invoke_dfa_lookahead_guard ();
+ invoke_dfa_lookahead_guard ();
privileged_n = calculate_privileged_insns ();
can_issue_more = choose_best_insn (fence, privileged_n, &index);
if (can_issue_more)
diff --git a/gcc/tree-predcom.c b/gcc/tree-predcom.c
index f31c3920366..ae59cd9fe79 100644
--- a/gcc/tree-predcom.c
+++ b/gcc/tree-predcom.c
@@ -1889,7 +1889,6 @@ base_names_in_chain_on (struct loop *loop, tree name, tree var)
{
gimple stmt, phi;
imm_use_iterator iter;
- edge e;
SSA_NAME_VAR (name) = var;
@@ -1908,11 +1907,6 @@ base_names_in_chain_on (struct loop *loop, tree name, tree var)
if (!phi)
return;
- if (gimple_bb (phi) == loop->header)
- e = loop_latch_edge (loop);
- else
- e = single_pred_edge (gimple_bb (stmt));
-
name = PHI_RESULT (phi);
SSA_NAME_VAR (name) = var;
}
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