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authorTom Tromey <tom@tromey.com>2017-04-07 16:01:10 -0600
committerTom Tromey <tom@tromey.com>2017-04-12 11:16:19 -0600
commit52d214d3e1b2f6a1382feafbf2984acdb24c0c95 (patch)
tree271aac61643cea48878c147ddd1860498ecaed3b /gdb/printcmd.c
parent4c404b8be6b1d8759eed50366207fc0e2e47d2b1 (diff)
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Use std::vector in find_instruction_backward
This changes find_instruction_backward to use std::vector, removing a cleanup. gdb/ChangeLog 2017-04-12 Tom Tromey <tom@tromey.com> * printcmd.c (find_instruction_backward): Use std::vector.
Diffstat (limited to 'gdb/printcmd.c')
-rw-r--r--gdb/printcmd.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/gdb/printcmd.c b/gdb/printcmd.c
index f09f18a..02d6e1c 100644
--- a/gdb/printcmd.c
+++ b/gdb/printcmd.c
@@ -806,9 +806,8 @@ find_instruction_backward (struct gdbarch *gdbarch, CORE_ADDR addr,
/* The vector PCS is used to store instruction addresses within
a pc range. */
CORE_ADDR loop_start, loop_end, p;
- VEC (CORE_ADDR) *pcs = NULL;
+ std::vector<CORE_ADDR> pcs;
struct symtab_and_line sal;
- struct cleanup *cleanup = make_cleanup (VEC_cleanup (CORE_ADDR), &pcs);
*inst_read = 0;
loop_start = loop_end = addr;
@@ -822,7 +821,7 @@ find_instruction_backward (struct gdbarch *gdbarch, CORE_ADDR addr,
instructions from INST_COUNT, and go to the next iteration. */
do
{
- VEC_truncate (CORE_ADDR, pcs, 0);
+ pcs.clear ();
sal = find_pc_sect_line (loop_start, NULL, 1);
if (sal.line <= 0)
{
@@ -844,12 +843,12 @@ find_instruction_backward (struct gdbarch *gdbarch, CORE_ADDR addr,
LOOP_START to LOOP_END. */
for (p = loop_start; p < loop_end;)
{
- VEC_safe_push (CORE_ADDR, pcs, p);
+ pcs.push_back (p);
p += gdb_insn_length (gdbarch, p);
}
- inst_count -= VEC_length (CORE_ADDR, pcs);
- *inst_read += VEC_length (CORE_ADDR, pcs);
+ inst_count -= pcs.size ();
+ *inst_read += pcs.size ();
}
while (inst_count > 0);
@@ -875,9 +874,7 @@ find_instruction_backward (struct gdbarch *gdbarch, CORE_ADDR addr,
The case when the length of PCS is 0 means that we reached an area for
which line info is not available. In such case, we return LOOP_START,
which was the lowest instruction address that had line info. */
- p = VEC_length (CORE_ADDR, pcs) > 0
- ? VEC_index (CORE_ADDR, pcs, -inst_count)
- : loop_start;
+ p = pcs.size () > 0 ? pcs[-inst_count] : loop_start;
/* INST_READ includes all instruction addresses in a pc range. Need to
exclude the beginning part up to the address we're returning. That
@@ -885,7 +882,6 @@ find_instruction_backward (struct gdbarch *gdbarch, CORE_ADDR addr,
if (inst_count < 0)
*inst_read += inst_count;
- do_cleanups (cleanup);
return p;
}