From 6ccb583f751e020a6db768d517c2dd3ba6d93cc4 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Fri, 16 Feb 2018 16:11:29 -0700 Subject: [PATCH] Remove a cleanup from call_function_by_hand_dummy This removes a cleanup from call_function_by_hand_dummy, replacing manual allocation with std::vector. Regression tested by the buildbot. gdb/ChangeLog 2018-02-21 Tom Tromey * infcall.c (call_function_by_hand_dummy): Use std::vector. --- gdb/ChangeLog | 4 ++++ gdb/infcall.c | 19 ++++++------------- 2 files changed, 10 insertions(+), 13 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e58bc386e3..fae9db0651 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2018-02-21 Tom Tromey + + * infcall.c (call_function_by_hand_dummy): Use std::vector. + 2018-02-21 Yao Qi * avr-tdep.c (avr_read_pc): Change parameter type to diff --git a/gdb/infcall.c b/gdb/infcall.c index 8b75297251..b7f4a176db 100644 --- a/gdb/infcall.c +++ b/gdb/infcall.c @@ -39,6 +39,7 @@ #include "top.h" #include "interps.h" #include "thread-fsm.h" +#include /* If we can't find a function's name from its address, we print this instead. */ @@ -732,7 +733,6 @@ call_function_by_hand_dummy (struct value *function, struct type *ftype = check_typedef (value_type (function)); CORE_ADDR bp_addr; struct frame_id dummy_id; - struct cleanup *args_cleanup; struct frame_info *frame; struct gdbarch *gdbarch; struct cleanup *terminate_bp_cleanup; @@ -1054,21 +1054,16 @@ call_function_by_hand_dummy (struct value *function, } } + std::vector new_args; if (hidden_first_param_p) { - struct value **new_args; - /* Add the new argument to the front of the argument list. */ - new_args = XNEWVEC (struct value *, nargs + 1); - new_args[0] = value_from_pointer (lookup_pointer_type (values_type), - struct_addr); - memcpy (&new_args[1], &args[0], sizeof (struct value *) * nargs); - args = new_args; + new_args.push_back + (value_from_pointer (lookup_pointer_type (values_type), struct_addr)); + std::copy (&args[0], &args[nargs], std::back_inserter (new_args)); + args = new_args.data (); nargs++; - args_cleanup = make_cleanup (xfree, args); } - else - args_cleanup = make_cleanup (null_cleanup, NULL); /* Create the dummy stack frame. Pass in the call dummy address as, presumably, the ABI code knows where, in the call dummy, the @@ -1077,8 +1072,6 @@ call_function_by_hand_dummy (struct value *function, bp_addr, nargs, args, sp, struct_return, struct_addr); - do_cleanups (args_cleanup); - /* Set up a frame ID for the dummy frame so we can pass it to set_momentary_breakpoint. We need to give the breakpoint a frame ID so that the breakpoint code can correctly re-identify the -- 2.34.1