[Issue 5993] New: Regression (2.053 beta 13th May): Strange thread exceptions

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=5993

           Summary: Regression (2.053 beta 13th May): Strange thread
                    exceptions
           Product: D
           Version: D2
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: bagnose at gmail.com


--- Comment #0 from David Bryant <bagnose at gmail.com> 2011-05-12 22:01:36 PDT ---
Strange exceptions from within threads for code compiled with
dmd 2.053 beta (13th May and previous) not seen using 2.052 or 2.051.

Backtrace:

Thread died unexpectedly:
%score.thread.ThreadException at src/core/thread.d(2338): Unable to suspend
thread
----------------
./.bob/bob(extern (C) void core.thread.thread_suspendAll().void
suspend(core.thread.Thread)+0x86) [0x80f5d7a]
./.bob/bob(thread_suspendAll+0x7f) [0x80f5cdf]
./.bob/bob(uint gc.gcx.Gcx.fullcollect(void*)+0x14) [0x80ed6c0]
./.bob/bob(uint gc.gcx.Gcx.fullcollectshell()+0x26) [0x80ed69e]
./.bob/bob(void* gc.gcx.Gcx.bigAlloc(uint, gc.gcx.Pool**, uint*)+0x8a)
[0x80ed226]
./.bob/bob(void* gc.gcx.GC.mallocNoSync(uint, uint, uint*)+0x11d)
[0x80eb9ed]
./.bob/bob(void* gc.gcx.GC.malloc(uint, uint, uint*)+0x4b) [0x80eb8a3]
./.bob/bob(gc_malloc+0x1e) [0x80cb4ae]
./.bob/bob(void* core.memory.GC.malloc(uint, uint)+0xf) [0x80c8173]
./.bob/bob(void[] std.file.read(const(char[]), const(uint))+0xc2)
[0x80dc972]
./.bob/bob(immutable(char)[]
std.file.readText!(immutable(char)[]).readText(const(char[]))+0x16)
[0x80bdfd6]
./.bob/bob(void bob.read_options()+0x73) [0x80b46f3]
... < SNIP >


Thread died unexpectedly: %sobject.Error: Got signal 11 SIGSEGV
----------------
./.bob/bob(signalHandler+0x4f) [0x80c5abb]
[0x33f400]
./.bob/bob(gc.gcx.BlkInfo gc.gcx.GC.queryNoSync(void*)+0x17) [0x80ec493]
./.bob/bob(gc.gcx.BlkInfo gc.gcx.GC.query(void*)+0x80) [0x80ec448]
./.bob/bob(gc_query+0x26) [0x80cb6f6]
./.bob/bob(_d_arrayappendcTX+0x5e) [0x80ce19e]
./.bob/bob(_d_arrayappendT+0x2a) [0x80ce09a]
./.bob/bob(bob.Obj bob.Obj.__ctor(bob.Unit, bob.File, immutable(char)[],
bob.DynamicLib[], bob.StaticLib[])+0x177) [0x80b7393]
./.bob/bob(bob.Obj bob.Obj.__ctor(bob.Unit, immutable(char)[],
immutable(char)[], bob.DynamicLib[], bob.StaticLib[])+0xc7) [0x80b75
... < SNIP >

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