On Thu, Jul 4, 2013 at 12:07 PM, Benedikt Naessens <[email protected]> wrote: > I have a hard time finding the core dump (for some reason, apport doesn't > copy the core dump to /var/crash and in case apport is disabled no core dump > is made at all). > > Anyway, I've built V8 with the arm.debug configuration (make arm.debug -j4 > OUTDIR=./my-output-folder snapshot=off armv7=true armfloatabi=soft > armfpu=vfp) and get the following stack trace: > # > # Fatal error in ../src/cached-powers.cc, line 159 > # CHECK(cached_power.binary_exponent <= max_exponent) failed > # > ==== C stack trace =============================== > 1: V8_Fatal > 2: > v8::internal::PowersOfTenCache::GetCachedPowerForBinaryExponentRange(int, > int, v8::internal::DiyFp*, int*) > 3: ?? > 4: v8::internal::FastDtoa(double, v8::internal::FastDtoaMode, int, > v8::internal::Vector<char>, int*, int*) > 5: v8::internal::DoubleToAscii(double, v8::internal::DtoaMode, int, > v8::internal::Vector<char>, int*, int*, int*) > 6: v8::internal::DoubleToCString(double, v8::internal::Vector<char>) > 7: v8::internal::Heap::NumberToString(v8::internal::Object*, bool, > v8::internUnhandled prefetch abort: breakpoint debug exception (0x002) at > 0x0070ab2c > al::PretenureFlag) > 8: ?? > 9: v8::internal::Runtime_NumberToStringSkipCache(int, > v8::internal::Object**, v8::internal::Isolate*) > ==== JS stack trace ========================================= > Security context: 0x4060a271 <JS Object>#0# > 1: ToString [native runtime.js:563] (this=0x4060abf1 <JS > Object>#1#,a=0x2dc1a92d <Number: 10.89>) > 5: /* anonymous */ [(shell):1] (this=0x4060a311 <JS Global Object>#2#) > ==== Details ================================================ > [1]: ToString [native runtime.js:563] (this=0x4060abf1 <JS > Object>#1#,a=0x2dc1a92d <Number: 10.89>) { > // expression stack (top to bottom) > [00] : 0x2dc1a92d <Number: 10.89> > --------- s o u r c e c o d e --------- > function ToString(a){?if((typeof(a)==='string'))return > a;?if((typeof(a)==='number'))return > %_NumberToString(a);?if((typeof(a)==='boolean'))return > a?'true':'false';?if((typeof(a)==='undefined'))return'undefined';?return((a===null))?'null':%ToString(%DefaultString(a));?} > ----------------------------------------- > } > [5]: /* anonymous */ [(shell):1] (this=0x4060a311 <JS Global Object>#2#) { > // stack-allocated locals > var .result = 0x40608091 <undefined> > // expression stack (top to bottom) > [03] : 0x4061f285 <JS Function print (SharedFunctionInfo 0x4061f225)>#3# > [02] : 0x2dc1a92d <Number: 10.89> > [01] : 0x4060a311 <JS Global Object>#2# > --------- s o u r c e c o d e --------- > print(3.3*3.3);? > ----------------------------------------- > } > ==== Key ============================================ > #0# 0x4060a271: 0x4060a271 <JS Object> > #1# 0x4060abf1: 0x4060abf1 <JS Object> > #2# 0x4060a311: 0x4060a311 <JS Global Object> > #3# 0x4061f285: 0x4061f285 <JS Function print (SharedFunctionInfo > 0x4061f225)> > ===================== > Trace/breakpoint trap (core dumped) > > Is this enough info ?
Ah, so it's failing on a CHECK. You may want to file a bug report for that. You mentioned a floating point exception in your original post. I thought you meant that d8 got killed with a SIGFPU or a SIGILL. -- -- v8-users mailing list [email protected] http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
