Kostya, it seems to me that this patch broke the support for ObjC.
$ gobjdump -D bin_darwin/asan_test32 ... 0013b460 <+[LoadSomething load]>: 13b460: 55 push %ebp 13b461: 89 e5 mov %esp,%ebp 13b463: 53 push %ebx 13b464: 57 push %edi 13b465: 56 push %esi 13b466: 83 ec 0c sub $0xc,%esp 13b469: e8 00 00 00 00 call 13b46e <+[LoadSomething load]+0xe> 13b46e: 5b pop %ebx 13b46f: 8d b3 72 75 1b 00 lea 0x1b7572(%ebx),%esi 13b475: 89 34 24 mov %esi,(%esp) 13b478: e8 4f 77 17 00 call 2b2bcc <_strlen$stub> 13b47d: 85 c0 test %eax,%eax 13b47f: 74 22 je 13b4a3 <+[LoadSomething load]+0x43> 13b481: 31 ff xor %edi,%edi 13b483: 8d 9b 72 75 1b 00 lea 0x1b7572(%ebx),%ebx 13b489: 0f 1f 80 00 00 00 00 nopl 0x0(%eax) 13b490: 8a 06 mov (%esi),%al 13b492: 88 45 f3 mov %al,-0xd(%ebp) 13b495: 89 1c 24 mov %ebx,(%esp) 13b498: 46 inc %esi 13b499: 47 inc %edi 13b49a: e8 2d 77 17 00 call 2b2bcc <_strlen$stub> 13b49f: 39 c7 cmp %eax,%edi 13b4a1: 72 ed jb 13b490 <+[LoadSomething load]+0x30> 13b4a3: 83 c4 0c add $0xc,%esp 13b4a6: 5e pop %esi 13b4a7: 5f pop %edi 13b4a8: 5b pop %ebx 13b4a9: 5d pop %ebp 13b4aa: c3 ret 13b4ab: 0f 1f 44 00 00 nopl 0x0(%eax,%eax,1) ... -- as you can see, __asan_init is not called at the beginning of the function. This leads to crashes in Chromium, because some instrumented code ends up being called from such load methods before __asan_init. I'm going to take a look, but it'll be great if you know how to fix this off the top of your head. _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
