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Re: Regression on 32-bit big-endian targets

From: John Paul Adrian Glaubitz
Subject: Re: Regression on 32-bit big-endian targets
Date: Sat, 12 Dec 2020 21:25:31 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.1


On 12/11/20 12:41 PM, John Paul Adrian Glaubitz wrote:
> There seems to be a regression in guile that was introduced somewhere between 
> the
> 3.0.2 and 3.0.4 which seems to affect 32-bit big-endian targets only [1]:

Here is the backtrace:

#0  0x006e3e9c in scm_sum (x=x@entry=0x0, y=0x6) at numbers.c:7569
7569      else if (SCM_BIGP (x))
[Current thread is 1 (Thread 0xf7c34480 (LWP 529732))]
(gdb) bt
#0  0x006e3e9c in scm_sum (x=x@entry=0x0, y=0x6) at numbers.c:7569
#1  0x006cd498 in add_immediate (a=0x0, b=<optimized out>) at intrinsics.c:80
#2  0x00749818 in vm_regular_engine (thread=0xf7971e00) at vm-engine.c:1583
#3  0x0074c2f4 in scm_call_n (proc=proc@entry=0xeffbf148, argv=argv@entry=0x0, 
nargs=nargs@entry=0) at vm.c:1608
#4  0x006a70fc in scm_call_0 (proc=proc@entry=0xeffbf148) at eval.c:490
#5  0x006d39d8 in scm_primitive_load_path (args=<optimized out>) at load.c:1259
#6  0x006d3f28 in scm_c_primitive_load_path (filename=filename@entry=0x776458 
"ice-9/boot-9") at load.c:1275
#7  0x006c9310 in scm_load_startup_files () at init.c:222
#8  0x006c96a8 in scm_i_init_guile (base=base@entry=0xffecfb18) at init.c:505
#9  0x0073b858 in scm_i_init_thread_for_guile (base=base@entry=0xffecfb18, 
dynamic_state=dynamic_state@entry=0x0) at threads.c:570
#10 0x0073ba1c in scm_i_init_thread_for_guile (dynamic_state=0x0, 
base=0xffecfb18) at threads.c:677
#11 with_guile (base=0xffecfb18, data=0xffecfb38) at threads.c:638
#12 0x003e17e4 in GC_call_with_stack_base () from 
#13 0x0073bfb8 in scm_i_with_guile (dynamic_state=<optimized out>, 
data=0xffecfb28, func=0x6c90c0 <invoke_main_func>) at threads.c:688
#14 scm_with_guile (func=func@entry=0x6c90c0 <invoke_main_func>, 
data=data@entry=0xffecfb58) at threads.c:694
#15 0x006c93c8 in scm_boot_guile (argc=argc@entry=16, 
argv=argv@entry=0xffecfe14, main_func=main_func@entry=0x800950 <inner_main>, 
closure=closure@entry=0x0) at init.c:290
#16 0x00800754 in main (argc=16, argv=0xffecfe14) at guile.c:95


 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer -
`. `'   Freie Universitaet Berlin -
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913

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