https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82073
Bug ID: 82073
Summary: internal compiler error: in pop_to_marker, at
tree-ssa-scopedtables.c
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: vsevolod.livinskij at frtk dot ru
Target Milestone: ---
Created attachment 42099
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42099&action=edit
Reproducer.
The testcase is huge and weird, but it seems to be key to this ICE. Also
Creduce has failed to reduce it even further.
>$ g++ -std=c++11 -w -c -O2 repr.cpp
during GIMPLE pass: dom
repr.cpp: In function ‘void foo()’:
repr.cpp:176:6: internal compiler error: in pop_to_marker, at
tree-ssa-scopedtables.c:71
void foo() {
^~~
0x104bc3e avail_exprs_stack::pop_to_marker()
/home/vsevolod/workspace/gcc-dev/trunk/gcc/tree-ssa-scopedtables.c:71
0xf9cbb3 dom_opt_dom_walker::after_dom_children(basic_block_def*)
/home/vsevolod/workspace/gcc-dev/trunk/gcc/tree-ssa-dom.c:1379
0x15716e7 dom_walker::walk(basic_block_def*)
/home/vsevolod/workspace/gcc-dev/trunk/gcc/domwalk.c:325
0xfa0dc8 execute
/home/vsevolod/workspace/gcc-dev/trunk/gcc/tree-ssa-dom.c:691
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
