https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63504
--- Comment #7 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- 4) markus@x4 gcc % valgrind -q --track-origins=yes --trace-children=yes g++ -Igcc/testsuite/g++.dg/cpp1y -Igcc/testsuite//g++.dg/cpp1y/testinc gcc/testsuite/g++.dg/cpp1y/feat-cxx14.C -std=gnu++1y -S ==16557== Conditional jump or move depends on uninitialised value(s) ==16557== at 0x1215932: parse_has_include(cpp_reader*, include_type) (expr.c:2143) ==16557== by 0x1218E63: eval_token (expr.c:1056) ==16557== by 0x1218E63: _cpp_parse_expr (expr.c:1224) ==16557== by 0x1211BE3: do_if(cpp_reader*) (directives.c:1980) ==16557== by 0x1213417: _cpp_handle_directive (directives.c:509) ==16557== by 0x12202CC: _cpp_lex_token (lex.c:2172) ==16557== by 0x122513F: cpp_get_token_1(cpp_reader*, unsigned int*) (macro.c:2408) ==16557== by 0x7CB2BC: c_lex_with_flags(tree_node**, unsigned int*, unsigned char*, int) (c-lex.c:303) ==16557== by 0x673A0F: cp_lexer_get_preprocessor_token(cp_lexer*, cp_token*) (parser.c:763) ==16557== by 0x6AA905: cp_parser_initial_pragma (parser.c:31771) ==16557== by 0x6AA905: cp_lexer_new_main (parser.c:633) ==16557== by 0x6AA905: cp_parser_new (parser.c:3434) ==16557== by 0x6AA905: c_parse_file() (parser.c:32090) ==16557== by 0x7D3482: c_common_parse_file() (c-opts.c:1043) ==16557== by 0xBD4631: compile_file() (toplev.c:551) ==16557== by 0xBD6A01: do_compile (toplev.c:1946) ==16557== by 0xBD6A01: toplev_main(int, char**) (toplev.c:2022) ==16557== Uninitialised value was created by a heap allocation ==16557== at 0x4028AEF: malloc (vg_replace_malloc.c:296) ==16557== by 0x124B867: xmalloc (xmalloc.c:147) ==16557== by 0x121D6CA: _cpp_init_tokenrun (lex.c:2006) ==16557== by 0x121BD1A: cpp_create_reader(c_lang, ht*, line_maps*) (init.c:242) ==16557== by 0x7D115C: c_common_init_options(unsigned int, cl_decoded_option*) (c-opts.c:237) ==16557== by 0xBD6131: toplev_main(int, char**) (toplev.c:2000) ==16557== by 0x4ED6FCF: (below main) (in /lib64/libc-2.19.90.so) ==16557== ==16557== Conditional jump or move depends on uninitialised value(s) ==16557== at 0x1218424: _cpp_parse_expr (expr.c:1325) ==16557== by 0x1211BE3: do_if(cpp_reader*) (directives.c:1980) ==16557== by 0x1213417: _cpp_handle_directive (directives.c:509) ==16557== by 0x12202CC: _cpp_lex_token (lex.c:2172) ==16557== by 0x122513F: cpp_get_token_1(cpp_reader*, unsigned int*) (macro.c:2408) ==16557== by 0x7CB2BC: c_lex_with_flags(tree_node**, unsigned int*, unsigned char*, int) (c-lex.c:303) ==16557== by 0x673A0F: cp_lexer_get_preprocessor_token(cp_lexer*, cp_token*) (parser.c:763) ==16557== by 0x6AA905: cp_parser_initial_pragma (parser.c:31771) ==16557== by 0x6AA905: cp_lexer_new_main (parser.c:633) ==16557== by 0x6AA905: cp_parser_new (parser.c:3434) ==16557== by 0x6AA905: c_parse_file() (parser.c:32090) ==16557== by 0x7D3482: c_common_parse_file() (c-opts.c:1043) ==16557== by 0xBD4631: compile_file() (toplev.c:551) ==16557== by 0xBD6A01: do_compile (toplev.c:1946) ==16557== by 0xBD6A01: toplev_main(int, char**) (toplev.c:2022) ==16557== by 0x4ED6FCF: (below main) (in /lib64/libc-2.19.90.so) ==16557== Uninitialised value was created by a heap allocation ==16557== at 0x4028AEF: malloc (vg_replace_malloc.c:296) ==16557== by 0x124B867: xmalloc (xmalloc.c:147) ==16557== by 0x121D6CA: _cpp_init_tokenrun (lex.c:2006) ==16557== by 0x121BD1A: cpp_create_reader(c_lang, ht*, line_maps*) (init.c:242) ==16557== by 0x7D115C: c_common_init_options(unsigned int, cl_decoded_option*) (c-opts.c:237) ==16557== by 0xBD6131: toplev_main(int, char**) (toplev.c:2000) ==16557== by 0x4ED6FCF: (below main) (in /lib64/libc-2.19.90.so) ==16557==
