https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89512
Bug ID: 89512 Summary: ICE in get_expr_operands, at tree-ssa-operands.c:882 Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: gs...@t-online.de Target Milestone: --- Affects versions down to gcc-5, no ICE seen with 4.9 or older : $ cat z1.cc struct A { template <typename A> static const int a = 0; }; struct B { template <typename B> static int foo () { return B::a; } }; int bar () { int i = B::foo<A> (); } $ g++-9-20190224 -c z1.cc z1.cc: In function 'int bar()': z1.cc:15:1: warning: no return statement in function returning non-void [-Wreturn-type] 15 | } | ^ unhandled expression in get_expr_operands(): <template_decl 0x7f4cbd04c180 a type <integer_type 0x7f4cbd179bd0 int readonly sizes-gimplified type_6 SI size <integer_cst 0x7f4cbd044078 constant 32> unit-size <integer_cst 0x7f4cbd044090 constant 4> align:32 warn_if_not_align:0 symtab:0 alias-set -1 canonical-type 0x7f4cbd179bd0 precision:32 min <integer_cst 0x7f4cbd044030 -2147483648> max <integer_cst 0x7f4cbd044048 2147483647>> used decl_1 VOID z1.cc:3:20 align:1 warn_if_not_align:0 context <record_type 0x7f4cbd1799d8 A> parms <tree_list 0x7f4cbd17b320 purpose <integer_cst 0x7f4cbd022f30 constant 1> value <tree_vec 0x7f4cbd1872a0 type <template_decl 0x7f4cbd04c180 a> length:1 elt:0 <tree_list 0x7f4cbd17b2f8 value <type_decl 0x7f4cbd1457b8 A>>>> full-name "template<class A> const int A::a<A>" chain <type_decl 0x7f4cbd145720 A>> during GIMPLE pass: ssa z1.cc: In static member function 'static int B::foo() [with B = A]': z1.cc:15:1: internal compiler error: in get_expr_operands, at tree-ssa-operands.c:882 0xfd18e9 get_expr_operands ../../gcc/tree-ssa-operands.c:882 0xfd24cd parse_ssa_operands ../../gcc/tree-ssa-operands.c:932 0xfd3d23 build_ssa_operands ../../gcc/tree-ssa-operands.c:947 0xfd3d23 update_stmt_operands(function*, gimple*) ../../gcc/tree-ssa-operands.c:1081 0xed1f4a update_stmt ../../gcc/gimple-ssa.h:175 0xed1f4a mark_def_sites ../../gcc/tree-into-ssa.c:649 0xed1f4a mark_def_dom_walker::before_dom_children(basic_block_def*) ../../gcc/tree-into-ssa.c:2346 0x16925c7 dom_walker::walk(basic_block_def*) ../../gcc/domwalk.c:353 0xed4619 execute ../../gcc/tree-into-ssa.c:2458