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bug#56559: 29.0.50; Invalid CGContextSaveState on NS
From: |
Gerd Möllmann |
Subject: |
bug#56559: 29.0.50; Invalid CGContextSaveState on NS |
Date: |
Fri, 15 Jul 2022 11:50:02 +0200 |
> On 2022-07-15,, at 4:43 , Po Lu <luangruo@yahoo.com> wrote:
>
>
> Could you please try to find out if `ctx' is ever nil here (in
> ns_draw_window_cursor):
>
> ns_focus (f, NULL, 0);
>
> ->NSGraphicsContext *ctx = [NSGraphicsContext currentContext];
> [ctx saveGraphicsState];
Doesn't seem to happen.
>
> and if so, what the value of `ns_updating_frame' and `f' are at that
> location.
>
> Thanks.
Maybe this helps: I've got a backtrace with
<+[NSBezierPath strokeRect:]+264>
<ns_draw_window_cursor+1188>
and the disassembly of ns_draw_window_cursor in the vicinity of that offset
shows
0x10045a824 <+1088>: bl 0x10008a184 ;
draw_phys_cursor_glyph at xdisp.c:32617
0x10045a828 <+1092>: adrp x8, 230
0x10045a82c <+1096>: ldr x8, [x8, #0x10]
0x10045a830 <+1100>: str x8, [sp]
0x10045a834 <+1104>: ldur d0, [x29, #-0x60]
0x10045a838 <+1108>: ldur d1, [x29, #-0x58]
0x10045a83c <+1112>: ldur d2, [x29, #-0x50]
0x10045a840 <+1116>: ldur d3, [x29, #-0x48]
0x10045a844 <+1120>: fmov d5, #0.50000000
0x10045a848 <+1124>: mov.16b v4, v5
0x10045a84c <+1128>: bl 0x1004bf6c4 ; symbol stub for:
NSInsetRect
0x10045a850 <+1132>: ldr x0, [sp]
0x10045a854 <+1136>: add x8, sp, #0x20
0x10045a858 <+1140>: str d0, [sp, #0x20]
0x10045a85c <+1144>: str d1, [sp, #0x28]
0x10045a860 <+1148>: add x8, x8, #0x10
0x10045a864 <+1152>: str d2, [sp, #0x30]
0x10045a868 <+1156>: str d3, [x8, #0x8]
0x10045a86c <+1160>: adrp x8, 229
0x10045a870 <+1164>: ldr x1, [x8, #0x6e0]
0x10045a874 <+1168>: ldr d0, [sp, #0x20]
0x10045a878 <+1172>: ldr d1, [sp, #0x28]
0x10045a87c <+1176>: ldr d2, [sp, #0x30]
0x10045a880 <+1180>: ldr d3, [sp, #0x38]
0x10045a884 <+1184>: bl 0x1004c0894 ; symbol stub for:
objc_msgSend
0x10045a888 <+1188>: b 0x10045a918 ; <+1332> at
nsterm.m:3129:4
0x10045a88c <+1192>: ldur d0, [x29, #-0x60]
0x10045a890 <+1196>: ldur d1, [x29, #-0x58]
0x10045a894 <+1200>: ldur d2, [x29, #-0x50]
0x10045a898 <+1204>: ldur d3, [x29, #-0x48]
0x10045a89c <+1208>: bl 0x1004bf724 ; symbol stub for:
NSRectFill
0x10045a8a0 <+1212>: b 0x10045a918 ; <+1332> at
nsterm.m:3129:4
0x10045a8a4 <+1216>: ldur q0, [x29, #-0x60]
0x10045a8a8 <+1220>: stur q0, [x29, #-0x80]
0x10045a8ac <+1224>: ldur q0, [x29, #-0x50]
0x10045a8b0 <+1228>: stur q0, [x29, #-0x70]
0x10045a8b4 <+1232>: ldur x0, [x29, #-0x18]
0x10045a8b8 <+1236>: bl 0x100100a90 ;
get_phys_cursor_glyph at window.c:7420
0x10045a8bc <+1240>: str x0, [sp, #0x88]
0x10045a8c0 <+1244>: ldr x8, [sp, #0x88]
0x10045a8c4 <+1248>: ldr w8, [x8, #0x18]
0x10045a8c8 <+1252>: tbz w8, #0xa, 0x10045a900 ; <+1308> at
nsterm.m:3125:7
0x10045a8cc <+1256>: b 0x10045a8d0 ; <+1260> at
nsterm.m:3123:23
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Gerd Möllmann, 2022/07/14
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Po Lu, 2022/07/14
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS,
Gerd Möllmann <=
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Po Lu, 2022/07/15
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Gerd Möllmann, 2022/07/15
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Po Lu, 2022/07/15
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Gerd Möllmann, 2022/07/15
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Po Lu, 2022/07/15
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Gerd Möllmann, 2022/07/15
- bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Po Lu, 2022/07/15
bug#56559: 29.0.50; Invalid CGContextSaveState on NS, Daniel Martín, 2022/07/15