[Bug other/122955] [16 Regression] Segmentation fault in lto1 when building GCC with autoprofiledbootstrap

[dhruvc at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122955

--- Comment #6 from Dhruv Chawla <dhruvc at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #5)
> (In reply to Dhruv Chawla from comment #4)
> > No, I'm unable to get to that because the stack doesn't go that far...
> 
> The opposite way around.
> I mean current frame and the previous couple.  Sorry if I was confusing.

Ah, sorry, here's the first 10 frames:

#0  0x0000000001039350 in lookup_page_table_entry (p=<error reading variable:
Cannot access memory at address 0xfffffbffffd8>) at
../../src/gcc/ggc-page.cc:638
#1  0x000000000103acac in ggc_set_mark (p=0xffffea61ac00) at
../../src/gcc/ggc-page.cc:1653
#2  0x0000000000fd6a48 in gt_ggc_mx_lang_tree_node (x_p=0xffffea61ac00) at
./gtype-lto.h:45
#3  0x00000000014bb1ec in gt_ggc_mx_toplevel_node (x_p=0xffffe06c9660) at
gtype-desc.cc:1442
#4  0x00000000014bb440 in gt_ggc_mx_cgraph_edge (x_p=0xffffe0371820) at
gtype-desc.cc:1477
#5  0x00000000014bb09c in gt_ggc_mx_toplevel_node (x_p=0xffffd9b95770) at
gtype-desc.cc:1430
#6  0x00000000014bb440 in gt_ggc_mx_cgraph_edge (x_p=0xffffd9b94548) at
gtype-desc.cc:1477
#7  0x00000000014bb09c in gt_ggc_mx_toplevel_node (x_p=0xffffb327e880) at
gtype-desc.cc:1430
#8  0x00000000014bb440 in gt_ggc_mx_cgraph_edge (x_p=0xffffb327f2d8) at
gtype-desc.cc:1477
#9  0x00000000014bb09c in gt_ggc_mx_toplevel_node (x_p=0xffffb327e990) at
gtype-desc.cc:1430
#10 0x00000000014bb0f0 in gt_ggc_mx_toplevel_node (x_p=0xffffb327e660) at
gtype-desc.cc:1433