https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68033
--- Comment #1 from Martin Liška <mliska at suse dot cz> --- BT in trunk branch: #0 c_tree_printer (pp=0x2518a50, text=0x7fffffffb650, spec=0x2513a61 "E", precision=<optimized out>, wide=<optimized out>, set_locus=false, hash=false) at ../../gcc/c/c-objc-common.c:174 #1 0x000000000177715c in pp_format (pp=0x2518a50, text=0x7fffffffb650) at ../../gcc/pretty-print.c:613 #2 0x0000000001772d8a in diagnostic_report_diagnostic (context=0x24c75c0 <global_diagnostic_context>, diagnostic=0x7fffffffb650) at ../../gcc/diagnostic.c:784 #3 0x00000000017739e2 in error (gmsgid=0x18d9728 "%qE not specified in enclosing %s") at ../../gcc/diagnostic.c:1055 #4 0x0000000000b046c7 in omp_default_clause (ctx=0x24f04b0, decl=0x7ffff6a71cf0, in_code=true, flags=1) at ../../gcc/gimplify.c:5836 #5 0x0000000000b04ec4 in omp_notice_variable (ctx=0x24f04b0, decl=0x7ffff6a71cf0, in_code=true) at ../../gcc/gimplify.c:6004 #6 0x0000000000b05171 in omp_notice_variable (ctx=0x2512000, decl=0x7ffff6a71cf0, in_code=true) at ../../gcc/gimplify.c:6053 #7 0x0000000000af5db6 in gimplify_var_or_parm_decl (expr_p=0x7ffff6a68db8) at ../../gcc/gimplify.c:1793 #8 0x0000000000b167f7 in gimplify_expr (expr_p=0x7ffff6a68db8, pre_p=0x7fffffffbba0, post_p=0x7fffffffb9f0, gimple_test_f=0xac7dc5 <is_gimple_val(tree_node*)>, fallback=1) at ../../gcc/gimplify.c:9557 #9 0x0000000000b100c9 in gimplify_omp_for (expr_p=0x7ffff6a69e30, pre_p=0x7fffffffbf78) at ../../gcc/gimplify.c:8038 #10 0x0000000000b168a7 in gimplify_expr (expr_p=0x7ffff6a69e30, pre_p=0x7fffffffbf78, post_p=0x7fffffffbdd0, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9589 #11 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7ffff6a69e30, seq_p=0x7fffffffbf78) at ../../gcc/gimplify.c:5551 #12 0x0000000000af357d in gimplify_bind_expr (expr_p=0x7fffffffc238, pre_p=0x7fffffffc2a8) at ../../gcc/gimplify.c:1123 #13 0x0000000000b15865 in gimplify_expr (expr_p=0x7fffffffc238, pre_p=0x7fffffffc2a8, post_p=0x7fffffffc0c0, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9323 #14 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7fffffffc238, seq_p=0x7fffffffc2a8) at ../../gcc/gimplify.c:5551 #15 0x0000000000af159f in gimplify_and_add (t=0x7ffff6a69e10, seq_p=0x7fffffffc2a8) at ../../gcc/gimplify.c:410 #16 0x0000000000af15d8 in gimplify_and_return_first (t=0x7ffff6a69e10, seq_p=0x7fffffffc2a8) at ../../gcc/gimplify.c:422 #17 0x0000000000b0d0c8 in gimplify_omp_parallel (expr_p=0x7fffffffc528, pre_p=0x7fffffffc5f8) at ../../gcc/gimplify.c:7551 #18 0x0000000000b1685d in gimplify_expr (expr_p=0x7fffffffc528, pre_p=0x7fffffffc5f8, post_p=0x7fffffffc3b0, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9573 #19 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7fffffffc528, seq_p=0x7fffffffc5f8) at ../../gcc/gimplify.c:5551 #20 0x0000000000af159f in gimplify_and_add (t=0x7ffff6a6f410, seq_p=0x7fffffffc5f8) at ../../gcc/gimplify.c:410 #21 0x0000000000af15d8 in gimplify_and_return_first (t=0x7ffff6a6f410, seq_p=0x7fffffffc5f8) at ../../gcc/gimplify.c:422 #22 0x0000000000b11303 in gimplify_omp_for (expr_p=0x7fffffffc998, pre_p=0x7fffffffc9d0) at ../../gcc/gimplify.c:8199 #23 0x0000000000b168a7 in gimplify_expr (expr_p=0x7fffffffc998, pre_p=0x7fffffffc9d0, post_p=0x7fffffffc820, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9589 #24 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7fffffffc998, seq_p=0x7fffffffc9d0) at ../../gcc/gimplify.c:5551 #25 0x0000000000af159f in gimplify_and_add (t=0x7ffff68d9ca8, seq_p=0x7fffffffc9d0) at ../../gcc/gimplify.c:410 #26 0x0000000000b12cfe in gimplify_omp_workshare (expr_p=0x7ffff6a69e60, pre_p=0x7fffffffcc98) at ../../gcc/gimplify.c:8478 #27 0x0000000000b169e2 in gimplify_expr (expr_p=0x7ffff6a69e60, pre_p=0x7fffffffcc98, post_p=0x7fffffffcaf0, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9625 #28 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7ffff6a69e60, seq_p=0x7fffffffcc98) at ../../gcc/gimplify.c:5551 #29 0x0000000000af357d in gimplify_bind_expr (expr_p=0x7fffffffcf58, pre_p=0x7fffffffcfd0) at ../../gcc/gimplify.c:1123 #30 0x0000000000b15865 in gimplify_expr (expr_p=0x7fffffffcf58, pre_p=0x7fffffffcfd0, post_p=0x7fffffffcde0, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9323 #31 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7fffffffcf58, seq_p=0x7fffffffcfd0) at ../../gcc/gimplify.c:5551 #32 0x0000000000af159f in gimplify_and_add (t=0x7ffff6a69e40, seq_p=0x7fffffffcfd0) at ../../gcc/gimplify.c:410 #33 0x0000000000af15d8 in gimplify_and_return_first (t=0x7ffff6a69e40, seq_p=0x7fffffffcfd0) at ../../gcc/gimplify.c:422 #34 0x0000000000b12bb0 in gimplify_omp_workshare (expr_p=0x7ffff6a6c4f0, pre_p=0x7fffffffd518) at ../../gcc/gimplify.c:8449 #35 0x0000000000b169e2 in gimplify_expr (expr_p=0x7ffff6a6c4f0, pre_p=0x7fffffffd518, post_p=0x7fffffffd0f0, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9625 #36 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7ffff6a6c4f0, seq_p=0x7fffffffd518) at ../../gcc/gimplify.c:5551 #37 0x0000000000af48dc in gimplify_statement_list (expr_p=0x7ffff6a69ec0, pre_p=0x7fffffffd518) at ../../gcc/gimplify.c:1474 #38 0x0000000000b1671c in gimplify_expr (expr_p=0x7ffff6a69ec0, pre_p=0x7fffffffd518, post_p=0x7fffffffd370, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9541 #39 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7ffff6a69ec0, seq_p=0x7fffffffd518) at ../../gcc/gimplify.c:5551 #40 0x0000000000af357d in gimplify_bind_expr (expr_p=0x7ffff6a6a8a0, pre_p=0x7fffffffd7e8) at ../../gcc/gimplify.c:1123 #41 0x0000000000b15865 in gimplify_expr (expr_p=0x7ffff6a6a8a0, pre_p=0x7fffffffd7e8, post_p=0x7fffffffd660, gimple_test_f=0xaff86b <is_gimple_stmt(tree)>, fallback=0) at ../../gcc/gimplify.c:9323 #42 0x0000000000b038ea in gimplify_stmt (stmt_p=0x7ffff6a6a8a0, seq_p=0x7fffffffd7e8) at ../../gcc/gimplify.c:5551 #43 0x0000000000b18ca9 in gimplify_body (fndecl=0x7ffff6a6a7e0, do_parms=true) at ../../gcc/gimplify.c:10269 #44 0x0000000000b1952b in gimplify_function_tree (fndecl=0x7ffff6a6a7e0) at ../../gcc/gimplify.c:10427 #45 0x000000000093b652 in cgraph_node::analyze (this=0x7ffff6a12a10) at ../../gcc/cgraphunit.c:636 #46 0x000000000093ce30 in analyze_functions (first_time=true) at ../../gcc/cgraphunit.c:1091 #47 0x0000000000941321 in symbol_table::finalize_compilation_unit (this=0x7ffff68d40a8) at ../../gcc/cgraphunit.c:2540 #48 0x0000000000dd2357 in compile_file () at ../../gcc/toplev.c:508 #49 0x0000000000dd47c6 in do_compile () at ../../gcc/toplev.c:1973 #50 0x0000000000dd4a45 in toplev::main (this=0x7fffffffdab0, argc=22, argv=0x7fffffffdbb8) at ../../gcc/toplev.c:2080 #51 0x000000000175c13d in main (argc=22, argv=0x7fffffffdbb8) at ../../gcc/main.c:39
