diff options
Diffstat (limited to 'gdb/doc/gdb.texinfo')
| -rw-r--r-- | gdb/doc/gdb.texinfo | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index 3c4d99d..fac3f67 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -3346,20 +3346,13 @@ rerun the program, you will need to set all such watchpoints again. One way of doing that would be to set a code breakpoint at the entry to the @code{main} function and when it breaks, set all the watchpoints. -@quotation @cindex watchpoints and threads @cindex threads and watchpoints -@emph{Warning:} In multi-thread programs, watchpoints have only limited -usefulness. With the current watchpoint implementation, @value{GDBN} -can only watch the value of an expression @emph{in a single thread}. If -you are confident that the expression can only change due to the current -thread's activity (and if you are also confident that no other thread -can become current), then you can use watchpoints as usual. However, -@value{GDBN} may not notice when a non-current thread's activity changes -the expression. - -@c FIXME: this is almost identical to the previous paragraph. -@emph{HP-UX Warning:} In multi-thread programs, software watchpoints +In multi-threaded programs, watchpoints will detect changes to the +watched expression from every thread. + +@quotation +@emph{Warning:} In multi-threaded programs, software watchpoints have only limited usefulness. If @value{GDBN} creates a software watchpoint, it can only watch the value of an expression @emph{in a single thread}. If you are confident that the expression can only |