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authorDaniel Jacobowitz <drow@false.org>2002-03-21 19:48:54 +0000
committerDaniel Jacobowitz <drow@false.org>2002-03-21 19:48:54 +0000
commita1b9830cba82d49cc509dd60f3dc2c030b987ee4 (patch)
treeb7c5c6e05037560741fded5f54d308455dce9f62 /gdb
parentee29b9fb005bee46f4d2504ad3a106421c4b882a (diff)
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2002-03-21 Daniel Jacobowitz <drow@mvista.com>
* dbxread.c (process_one_symbol): Extend the first N_SLINE in a function to cover the entire beginning of the function as well if it does not already.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog6
-rw-r--r--gdb/dbxread.c23
2 files changed, 28 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0499e90..42934b2 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2002-03-21 Daniel Jacobowitz <drow@mvista.com>
+
+ * dbxread.c (process_one_symbol): Extend the first N_SLINE
+ in a function to cover the entire beginning of the function
+ as well if it does not already.
+
2002-03-21 Tom Rix <trix@redhat.com>
* rs6000-nat.c (rs6000_ptrace32): Renamed from ptrace32.
diff --git a/gdb/dbxread.c b/gdb/dbxread.c
index 26be70c..16d0043 100644
--- a/gdb/dbxread.c
+++ b/gdb/dbxread.c
@@ -2707,6 +2707,15 @@ process_one_symbol (int type, int desc, CORE_ADDR valu, char *name,
used to relocate these symbol types rather than SECTION_OFFSETS. */
static CORE_ADDR function_start_offset;
+ /* This holds the address of the start of a function, without the system
+ peculiarities of function_start_offset. */
+ static CORE_ADDR last_function_start;
+
+ /* If this is nonzero, we've seen an N_SLINE since the start of the current
+ function. Initialized to nonzero to assure that last_function_start
+ is never used uninitialized. */
+ static int sline_found_in_function = 1;
+
/* If this is nonzero, we've seen a non-gcc N_OPT symbol for this source
file. Used to detect the SunPRO solaris compiler. */
static int n_opt_found;
@@ -2758,9 +2767,13 @@ process_one_symbol (int type, int desc, CORE_ADDR valu, char *name,
break;
}
+ sline_found_in_function = 0;
+
/* Relocate for dynamic loading */
valu += ANOFFSET (section_offsets, SECT_OFF_TEXT (objfile));
valu = SMASH_TEXT_ADDRESS (valu);
+ last_function_start = valu;
+
goto define_a_symbol;
case N_LBRAC:
@@ -2953,7 +2966,15 @@ process_one_symbol (int type, int desc, CORE_ADDR valu, char *name,
#ifdef SUN_FIXED_LBRAC_BUG
last_pc_address = valu; /* Save for SunOS bug circumcision */
#endif
- record_line (current_subfile, desc, valu);
+ /* If this is the first SLINE note in the function, record it at
+ the start of the function instead of at the listed location. */
+ if (within_function && sline_found_in_function == 0)
+ {
+ record_line (current_subfile, desc, last_function_start);
+ sline_found_in_function = 1;
+ }
+ else
+ record_line (current_subfile, desc, valu);
break;
case N_BCOMM: