From: "usa (Usaku NAKAMURA)" <usa@...>
Date: 2012-11-12T14:14:26+09:00
Subject: [ruby-dev:46487] [ruby-trunk - Bug #7332][Assigned] mswin64でminiruby.exeがSEGV


Issue #7332 has been updated by usa (Usaku NAKAMURA).

Status changed from Open to Assigned
Assignee set to ko1 (Koichi Sasada)

確認して入れてください＞笹田さん
----------------------------------------
Bug #7332: mswin64でminiruby.exeがSEGV
https://bugs.ruby-lang.org/issues/7332#change-32803

Author: yoshidam (Yoshida Masato)
Status: Assigned
Priority: Normal
Assignee: ko1 (Koichi Sasada)
Category: 
Target version: 
ruby -v: ruby 2.0.0dev (2012-11-11) [x64-mswin64_110]


=begin
VS2012でmswin64のビルド中にminiruby.exeがSEGVし、ビルドに失敗します。

 CC = cl -nologo
 LD = cl -nologo
 LDSHARED = cl -nologo -LD
 CFLAGS = -MD -Zi -W2 -wd4996 -we4028 -we4142 -O2sy-  -Zm600
 XCFLAGS = -DRUBY_EXPORT -I. -I.ext/include/x64-mswin64_110 -I./include -I. -I./missing
 CPPFLAGS =  -D_WIN32_WINNT=0x0602
 DLDFLAGS = -incremental:no -debug -opt:ref -opt:icf -dll
 SOLIBS =
 ./tool/mkconfig.rb:4: [BUG] Segmentation fault
 ruby 2.0.0dev (2012-11-11) [x64-mswin64_110]
 
 -- Control frame information -----------------------------------------------
 c:0002 p:0011 s:0025 e:001440 EVAL   ./tool/mkconfig.rb:4 [FINISH]
 c:0001 p:0000 s:0002 e:001468 TOP    [FINISH]
 
 ./tool/mkconfig.rb:4:in `<main>'
 
 -- C level backtrace information -------------------------------------------
 C:\Windows\SYSTEM32\ntdll.dll(NtWaitForSingleObject+0xa) [0x000007F860092C2A]
 C:\Windows\system32\KERNELBASE.dll(WaitForSingleObjectEx+0x9a) [0x000007F85D0910EA]
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(rb_vm_bugreport+0x94) [0x000007F6ADC306EC] c:\users\yoshidam\ruby-trunk\vm_dump.c:668
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(report_bug+0x112) [0x000007F6ADB67A7E] c:\users\yoshidam\ruby-trunk\error.c:308
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(rb_bug+0x49) [0x000007F6ADB66BF5] c:\users\yoshidam\ruby-trunk\error.c:329
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(sigsegv+0x48) [0x000007F6ADBE1F7C] c:\users\yoshidam\ruby-trunk\signal.c:607
 C:\Windows\SYSTEM32\MSVCR110.dll(XcptFilter+0x1a9) [0x000007F85132F2B5]
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(__tmainCRTStartup$filt$0+0x16) [0x000007F6ADC44E91] f:\dd\vctools\crt_bld\self_64_amd64\crt\src\crtexe.c:553
 C:\Windows\SYSTEM32\MSVCR110.dll(_C_specific_handler+0x93) [0x000007F85132E66F]
 C:\Windows\SYSTEM32\ntdll.dll(RtlLookupFunctionEntry+0x26d) [0x000007F8600B464D]
 C:\Windows\SYSTEM32\ntdll.dll(DbgPrint+0x47c) [0x000007F8600B567C]
 C:\Windows\SYSTEM32\ntdll.dll(KiUserExceptionDispatcher+0x2e) [0x000007F860094BBA]
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(rb_gvar_get+0x0) [0x000007F6ADC0FA74] c:\users\yoshidam\ruby-trunk\variable.c:722
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(vm_exec_core+0x552) [0x000007F6ADC2A112] c:\users\yoshidam\ruby-trunk\vm.inc:332
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(vm_exec+0xa9) [0x000007F6ADC296D9] c:\users\yoshidam\ruby-trunk\vm.c:1159
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(rb_iseq_eval_main+0x7c) [0x000007F6ADC24B18] c:\users\yoshidam\ruby-trunk\vm.c:1402
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(ruby_exec_internal+0xb1) [0x000007F6ADB6ACE5] c:\users\yoshidam\ruby-trunk\eval.c:251
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(ruby_exec_node+0x1d) [0x000007F6ADB6AD35] c:\users\yoshidam\ruby-trunk\eval.c:312
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(ruby_run_node+0x30) [0x000007F6ADB6AF88] c:\users\yoshidam\ruby-trunk\eval.c:303
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(main+0x40) [0x000007F6ADB41040] c:\users\yoshidam\ruby-trunk\main.c:38
 C:\Users\yoshidam\ruby-trunk\miniruby.exe(__tmainCRTStartup+0x10f) [0x000007F6ADC44B2F] f:\dd\vctools\crt_bld\self_64_amd64\crt\src\crtexe.c:536
 C:\Windows\system32\KERNEL32.DLL(BaseThreadInitThunk+0x1a) [0x000007F85D9F167E]
 
 -- Other runtime information -----------------------------------------------
 
 * Loaded script: ./tool/mkconfig.rb
 
 * Loaded features:
 
 0 enumerator.so

GENTRY型の大きさが32ビットのため、rb_gvar_getの引数entryの上位32ビットが失われているためと思われます。

 diff -u vm_exec.h.org vm_exec.h
 --- vm_exec.h.org       2012-11-12 09:56:53.944698400 +0900
 +++ vm_exec.h   2012-11-12 10:08:07.652124000 +0900
 @@ -14,7 +14,7 @@
 
 typedef long OFFSET;
 typedef unsigned long lindex_t;
 -typedef rb_num_t GENTRY;
 +typedef VALUE GENTRY;
 typedef rb_iseq_t *ISEQ;
 
 #ifdef __GCC__
=end



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