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| author | Daniel Jacobowitz <drow@false.org> | 2010-09-04 15:30:09 +0000 |
|---|---|---|
| committer | Daniel Jacobowitz <drow@false.org> | 2010-09-04 15:30:09 +0000 |
| commit | 8464be768129e057bc92e27de51317b99717da8f (patch) | |
| tree | fce4d58eba457aad863192a92fa72c782db80755 /gdb/breakpoint.c | |
| parent | 33d62d6487b115456a0bfe0255dddbc6e4bed9d7 (diff) | |
| download | gdb-8464be768129e057bc92e27de51317b99717da8f.zip gdb-8464be768129e057bc92e27de51317b99717da8f.tar.gz gdb-8464be768129e057bc92e27de51317b99717da8f.tar.bz2 | |
* breakpoint.c (can_use_hardware_watchpoint): Handle the first
value specially.
testsuite/
* gdb.base/watchpoint.exp: Call test_inaccessible_watchpoint
before disabling hardware watchpoints.
(test_inaccessible_watchpoint): Check that hardware watchpoints
are used. Test for watchpoints on a constant address.
Diffstat (limited to 'gdb/breakpoint.c')
| -rw-r--r-- | gdb/breakpoint.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c index 10aee95..1d3f7fc 100644 --- a/gdb/breakpoint.c +++ b/gdb/breakpoint.c @@ -8327,10 +8327,12 @@ can_use_hardware_watchpoint (struct value *v) { if (VALUE_LVAL (v) == lval_memory) { - if (value_lazy (v)) - /* A lazy memory lvalue is one that GDB never needed to fetch; - we either just used its address (e.g., `a' in `a.b') or - we never needed it at all (e.g., `a' in `a,b'). */ + if (v != head && value_lazy (v)) + /* A lazy memory lvalue in the chain is one that GDB never + needed to fetch; we either just used its address (e.g., + `a' in `a.b') or we never needed it at all (e.g., `a' + in `a,b'). This doesn't apply to HEAD; if that is + lazy then it was not readable, but watch it anyway. */ ; else { |