diff options
Diffstat (limited to 'gdb/valops.c')
| -rw-r--r-- | gdb/valops.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/gdb/valops.c b/gdb/valops.c index 66e35e74300..3e1a619c376 100644 --- a/gdb/valops.c +++ b/gdb/valops.c @@ -1292,6 +1292,7 @@ hand_function_call (function, nargs, args) { register CORE_ADDR sp; register int i; + int rc; CORE_ADDR start_sp; /* CALL_DUMMY is an array of words (REGISTER_SIZE), but each word is in host byte order. Before calling FIX_CALL_DUMMY, we byteswap it @@ -1687,9 +1688,28 @@ You must use a pointer to function type variable. Command ignored.", arg_name); /* Execute the stack dummy routine, calling FUNCTION. When it is done, discard the empty frame after storing the contents of all regs into retbuf. */ - if (run_stack_dummy (real_pc + CALL_DUMMY_START_OFFSET, retbuf)) + rc = run_stack_dummy (real_pc + CALL_DUMMY_START_OFFSET, retbuf); + + if (rc == 1) + { + /* We stopped inside the FUNCTION because of a random signal. + Further execution of the FUNCTION is not allowed. */ + + /* In this case, we must do the cleanups because we don't + want the dummy anymore (the dummy frame has been poped already. */ + do_cleanups (old_chain); + + /* FIXME: Insert a bunch of wrap_here; name can be very long if it's + a C++ name with arguments and stuff. */ + error ("\ +The program being debugged stopped while in a function called from GDB.\n\ +Evaluation of the expression containing the function (%s) will be abandoned.", + name); + } + + if (rc == 2) { - /* We stopped somewhere besides the call dummy. */ + /* We hit a breakpoint inside the FUNCTION. */ /* If we did the cleanups, we would print a spurious error message (Unable to restore previously selected frame), @@ -1714,6 +1734,7 @@ stop (instead of continuing to evaluate the expression containing\n\ the function call).", name); } + /* If we get here the called FUNCTION run to completion. */ do_cleanups (old_chain); /* Figure out the value returned by the function. */ |