Here is the actual java code corresponding to the culprit function.
// this is used only during board construction, when we populate
> // the board array with cells, or subtypes of cells.
> void SetBoardCell(char col,int row,CELLTYPE con)
> { int y = BCtoYindex(col,row);
> int x = BCtoXindex(col,row);
> char nc = XindexToBC(x,y);
> int nr = YindexToBC(x,y);
> // a little consistency check
> //System.out.println("C "+nc + col);
> G.Assert(((nc==col) && (nr==row)),"%s,%s encodes
> correctly",col,row);
> board[x][y]=con;
> }
>
> The crash corresponds to the internal bounds check on the board[x][y] =
con line.
On Friday, November 11, 2016 at 2:42:31 PM UTC-8, Dave Dyer wrote:
>
>
> A new IOS hard crash has appeared. I reproduced this by building from
> the sources on my mac. It's going to be really
> hard to extract a small test case without some clue what features of the
> java sources are triggering the problem. Note
> that this is not recently changed code, and previous builds worked fine.
>
> Here's the .m code that is crashing. The crash is at the
> "check_array_acccess" near the bottom, the error
> in the IOS simulator is EXC_BAD_ACCESS code-1 address = 0x36.
>
> My working hypothesis would be that some recently tweaked optimization
> has resulted in a mismanaged stack.
>
> JAVA_VOID
>> online_game_gBoard_SetBoardCell___char_int_online_game_cell(CODENAME_ONE_THREAD_STATE,
>>
>> JAVA_OBJECT __cn1ThisObject, JAVA_CHAR __cn1Arg1, JAVA_INT __cn1Arg2,
>> JAVA_OBJECT __cn1Arg3) {
>> JAVA_INT ilocals_5_; /* v5 */
>> JAVA_INT ilocals_4_; /* v4 */
>> JAVA_INT ilocals_7_; /* v7 */
>> JAVA_INT ilocals_6_; /* v6 */
>> DEFINE_INSTANCE_METHOD_STACK(6, 8, 0, 11210, 11226);
>> locals[0].data.o = __cn1ThisObject; locals[0].type =
>> CN1_TYPE_OBJECT; JAVA_INT ilocals_1_ = __cn1Arg1;
>> JAVA_INT ilocals_2_ = __cn1Arg2;
>> locals[3].data.o = __cn1Arg3;
>> locals[3].type = CN1_TYPE_OBJECT;
>> BC_ALOAD(0);
>> /* CustomInvoke */{ JAVA_INT tmpResult =
>> virtual_online_game_gBoard_BCtoYindex___char_int_R_int(threadStateData,
>> SP[-1].data.o, ilocals_1_, ilocals_2_);
>> SP[-1].data.i = tmpResult; SP[-1].type = CN1_TYPE_INT; }
>> BC_ISTORE(4);
>> BC_ALOAD(0);
>> /* CustomInvoke */{ JAVA_INT tmpResult =
>> virtual_online_game_gBoard_BCtoXindex___char_int_R_int(threadStateData,
>> SP[-1].data.o, ilocals_1_, ilocals_2_);
>> SP[-1].data.i = tmpResult; SP[-1].type = CN1_TYPE_INT; }
>> BC_ISTORE(5);
>> BC_ALOAD(0);
>> /* CustomInvoke */{ JAVA_INT tmpResult =
>> virtual_online_game_gBoard_XindexToBC___int_int_R_char(threadStateData,
>> SP[-1].data.o, ilocals_5_, ilocals_4_);
>> SP[-1].data.i = tmpResult; SP[-1].type = CN1_TYPE_INT; }
>> BC_ISTORE(6);
>> BC_ALOAD(0);
>> /* CustomInvoke */{ JAVA_INT tmpResult =
>> virtual_online_game_gBoard_YindexToBC___int_int_R_int(threadStateData,
>> SP[-1].data.o, ilocals_5_, ilocals_4_);
>> SP[-1].data.i = tmpResult; SP[-1].type = CN1_TYPE_INT; }
>> BC_ISTORE(7);
>> if ( ilocals_6_!= ilocals_1_) /* IF_ICMPNE CustomJump */ goto
>> label_L1749010499;
>> if ( ilocals_7_!= ilocals_2_) /* IF_ICMPNE CustomJump */ goto
>> label_L1749010499;
>> PUSH_INT(1); /* ICONST_1 */
>> goto label_L863296557;
>>
>> label_L1749010499:
>> PUSH_INT(0); /* ICONST_0 */
>>
>> label_L863296557:
>> /* LDC: '%s,%s encodes correctly'*/
>> PUSH_POINTER(STRING_FROM_CONSTANT_POOL_OFFSET(11227));
>> PUSH_INT(2); /* ICONST_2 */
>> SP--;
>> PUSH_POINTER(__NEW_ARRAY_java_lang_Object(threadStateData,
>> SP[0].data.i));
>> BC_DUP(); /* DUP */
>> PUSH_INT(0); /* ICONST_0 */
>> /* CustomInvoke
>> */PUSH_OBJ(java_lang_Character_valueOf___char_R_java_lang_Character(threadStateData,
>>
>> ilocals_1_));
>> CHECK_ARRAY_ACCESS(3, SP[-2].data.i); { /* BC_AASTORE */
>> JAVA_OBJECT aastoreTmp = SP[-3].data.o;
>> ((JAVA_ARRAY_OBJECT*) (*(JAVA_ARRAY)aastoreTmp).data)[SP[-2].data.i]
>> = SP[-1].data.o;
>> SP -= 3; }
>> BC_DUP(); /* DUP */
>> PUSH_INT(1); /* ICONST_1 */
>> /* CustomInvoke
>> */PUSH_OBJ(java_lang_Integer_valueOf___int_R_java_lang_Integer(threadStateData,
>>
>> ilocals_2_));
>> CHECK_ARRAY_ACCESS(3, SP[-2].data.i); { /* BC_AASTORE */
>> JAVA_OBJECT aastoreTmp = SP[-3].data.o;
>> ((JAVA_ARRAY_OBJECT*) (*(JAVA_ARRAY)aastoreTmp).data)[SP[-2].data.i]
>> = SP[-1].data.o;
>> SP -= 3; }
>> { JAVA_INT tmpResult =
>> lib_G_Assert___boolean_java_lang_String_java_lang_Object_1ARRAY_R_boolean(threadStateData,
>>
>> SP[-3].data.i, SP[-2].data.o, SP[-1].data.o);
>> SP-=2;
>> SP[-1].data.i = tmpResult; SP[-1].type = CN1_TYPE_INT; }
>> SP--; /* POP */
>> PUSH_POINTER(get_field_online_game_gBoard_board(__cn1ThisObject));
>> (*SP).type = CN1_TYPE_INT; /* ILOAD */
>> (*SP).data.i = ilocals_5_;
>> SP++;
>> CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* AALOAD */
>> SP--; SP[-1].type = CN1_TYPE_INVALID;
>> SP[-1].data.o = ((JAVA_ARRAY_OBJECT*)
>> (*(JAVA_ARRAY)SP[-1].data.o).data)[(*SP).data.i];
>> SP[-1].type = CN1_TYPE_OBJECT;
>> (*SP).type = CN1_TYPE_INT; /* ILOAD */
>> (*SP).data.i = ilocals_4_;
>> SP++;
>> BC_ALOAD(3);
>> CHECK_ARRAY_ACCESS(3, SP[-2].data.i); { /* BC_AASTORE */
>> JAVA_OBJECT aastoreTmp = SP[-3].data.o;
>> ((JAVA_ARRAY_OBJECT*) (*(JAVA_ARRAY)aastoreTmp).data)[SP[-2].data.i]
>> = SP[-1].data.o;
>> SP -= 3; }
>> releaseForReturn(threadStateData, cn1LocalsBeginInThread);
>> return;
>> }
>>
>
>
>
>
--
You received this message because you are subscribed to the Google Groups
"CodenameOne Discussions" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
Visit this group at https://groups.google.com/group/codenameone-discussions.
To view this discussion on the web visit
https://groups.google.com/d/msgid/codenameone-discussions/02d3f87f-0e7c-4c31-a794-202128859efe%40googlegroups.com.
For more options, visit https://groups.google.com/d/optout.
