https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100557
Bug ID: 100557 Summary: [ICE] Internal compiler error: Error reporting routines re-entered. Product: gcc Version: 11.1.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: ldalessandro at gmail dot com Target Milestone: --- Not sure if this duplicates https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90747. /home/ldalessa/open/ttl20/include/ttl/cpos.hpp:164:17: note: template argument deduction/substitution failed: /home/ldalessa/open/ttl20/include/ttl/cpos.hpp:164:17: note: constraints not satisfied ' Internal compiler error: Error reporting routines re-entered. 0x677082 satisfaction_cache::get() /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:2668 0x67add5 satisfy_atom /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:2942 0x67add5 satisfy_constraint_r /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:3047 0x67b1ab satisfy_normalized_constraints /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:3072 0x67918b satisfy_declaration_constraints /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:3280 0x67918b constraint_satisfaction_value /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:3300 0x6790f0 constraint_satisfaction_value /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:3311 0x67b250 constraints_satisfied_p(tree_node*, tree_node*) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/constraint.cc:3337 0x7ad8d2 fn_type_unification(tree_node*, tree_node*, tree_node*, tree_node* const*, unsigned int, tree_node*, unification_kind_t, int, conversion**, bool, bool) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/pt.c:21686 0x646839 add_template_candidate_real /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/call.c:3456 0x646fef add_template_candidate /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/call.c:3541 0x646fef add_candidates /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/call.c:6031 0x647527 add_candidates /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/call.c:4597 0x647527 perform_overload_resolution /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/call.c:4605 0x64b285 build_new_function_call(tree_node*, vec<tree_node*, va_gc, vl_embed>**, int) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/call.c:4679 0x7c17bc finish_call_expr(tree_node*, vec<tree_node*, va_gc, vl_embed>**, bool, bool, int) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/semantics.c:2830 0x78ed56 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool, bool) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/pt.c:20518 0x7923c2 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool, bool) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/pt.c:16223 0x7923c2 tsubst(tree_node*, tree_node*, int, tree_node*) /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/pt.c:16223 0x6cb421 dump_template_bindings /tmp/ldalessa/spack-stage/spack-stage-gcc-11.1.0-iti6b3aunvr257imqro4hr6gsq2rc4h6/spack-src/gcc/cp/error.c:446