https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91538
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2019-08-24
CC| |mpolacek at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Confirmed, doesn't seem like a regression.
Clearly there's an infinite loop going on:
#1133 0x0000000000ad5ba0 in tsubst (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0, in_decl=<parm_decl 0x7fffea94a200>) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:14383
#1134 0x0000000000ad1ed2 in tsubst_decl (t=<parm_decl 0x7fffea94a180 args>,
args=<tree_vec 0x7fffeaa83b00>, complain=0) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:13516
#1135 0x0000000000ac8513 in tsubst_pack_expansion (t=<type_pack_expansion
0x7fffeaa8d3f0>,
args=<tree_vec 0x7fffeaa83b00>, complain=0, in_decl=<parm_decl
0x7fffea94a200>)
at /home/mpolacek/src/gcc/gcc/cp/pt.c:12235
#1136 0x0000000000ad1e24 in tsubst_decl (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0) at /home/mpolacek/src/gcc/gcc/cp/pt.c:13507
#1137 0x0000000000ad5ba0 in tsubst (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0, in_decl=<parm_decl 0x7fffea94a200>) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:14383
#1138 0x0000000000ad1ed2 in tsubst_decl (t=<parm_decl 0x7fffea94a180 args>,
args=<tree_vec 0x7fffeaa83b00>, complain=0) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:13516
#1139 0x0000000000ac8513 in tsubst_pack_expansion (t=<type_pack_expansion
0x7fffeaa8d3f0>,
args=<tree_vec 0x7fffeaa83b00>, complain=0, in_decl=<parm_decl
0x7fffea94a200>)
at /home/mpolacek/src/gcc/gcc/cp/pt.c:12235
#1140 0x0000000000ad1e24 in tsubst_decl (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0) at /home/mpolacek/src/gcc/gcc/cp/pt.c:13507
#1141 0x0000000000ad5ba0 in tsubst (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0, in_decl=<parm_decl 0x7fffea94a200>) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:14383
#1142 0x0000000000ad1ed2 in tsubst_decl (t=<parm_decl 0x7fffea94a180 args>,
args=<tree_vec 0x7fffeaa83b00>, complain=0) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:13516
#1143 0x0000000000ac8513 in tsubst_pack_expansion (t=<type_pack_expansion
0x7fffeaa8d3f0>,
args=<tree_vec 0x7fffeaa83b00>, complain=0, in_decl=<parm_decl
0x7fffea94a200>)
at /home/mpolacek/src/gcc/gcc/cp/pt.c:12235
#1144 0x0000000000ad1e24 in tsubst_decl (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0) at /home/mpolacek/src/gcc/gcc/cp/pt.c:13507
#1145 0x0000000000ad5ba0 in tsubst (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0, in_decl=<parm_decl 0x7fffea94a200>) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:14383
#1146 0x0000000000ad1ed2 in tsubst_decl (t=<parm_decl 0x7fffea94a180 args>,
args=<tree_vec 0x7fffeaa83b00>, complain=0) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:13516
#1147 0x0000000000ac8513 in tsubst_pack_expansion (t=<type_pack_expansion
0x7fffeaa8d3f0>,
args=<tree_vec 0x7fffeaa83b00>, complain=0, in_decl=<parm_decl
0x7fffea94a200>)
at /home/mpolacek/src/gcc/gcc/cp/pt.c:12235
#1148 0x0000000000ad1e24 in tsubst_decl (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0) at /home/mpolacek/src/gcc/gcc/cp/pt.c:13507
#1149 0x0000000000ad5ba0 in tsubst (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0, in_decl=<parm_decl 0x7fffea94a200>) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:14383
#1150 0x0000000000ad1ed2 in tsubst_decl (t=<parm_decl 0x7fffea94a180 args>,
args=<tree_vec 0x7fffeaa83b00>, complain=0) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:13516
#1151 0x0000000000ac8513 in tsubst_pack_expansion (t=<type_pack_expansion
0x7fffeaa8d3f0>,
args=<tree_vec 0x7fffeaa83b00>, complain=0, in_decl=<parm_decl
0x7fffea94a200>)
at /home/mpolacek/src/gcc/gcc/cp/pt.c:12235
#1152 0x0000000000ad1e24 in tsubst_decl (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0) at /home/mpolacek/src/gcc/gcc/cp/pt.c:13507
#1153 0x0000000000ad5ba0 in tsubst (t=<parm_decl 0x7fffea94a200>,
args=<tree_vec 0x7fffeaa83b00>,
complain=0, in_decl=<parm_decl 0x7fffea94a200>) at
/home/mpolacek/src/gcc/gcc/cp/pt.c:14383
