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From: "dominiq at lps dot ens.fr" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/96025] [9/10/11 Regression] ICE in expr_check_typed_help, at fortran/expr.c:5437 Date: Wed, 01 Jul 2020 20:19:17 +0000 [thread overview] Message-ID: <bug-96025-4-ocMeZum82m@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-96025-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96025 Dominique d'Humieres <dominiq at lps dot ens.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Last reconfirmed| |2020-07-01 --- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- GCC11 and GCC7 give pr96025.f90:4:13: 4 | character(char(1)) function f() | 1 Error: Expression at (1) must be of INTEGER type, found CHARACTER but the instrumented compiler gives ==71986==ERROR: AddressSanitizer: heap-use-after-free on address 0x604000000f90 at pc 0x00010015d5e6 bp 0x7ffeefbfe490 sp 0x7ffeefbfe488 READ of size 8 at 0x604000000f90 thread T0 #0 0x10015d5e5 in gfc_traverse_expr(gfc_expr*, gfc_symbol*, bool (*)(gfc_expr*, gfc_symbol*, int*), int) expr.c:5217 #1 0x1001709cb in gfc_expr_check_typed(gfc_expr*, gfc_namespace*, bool) expr.c:5475 #2 0x1003575e0 in check_function_result_typed() parse.c:3720 #3 0x10036b22d in parse_spec(gfc_statement) parse.c:3827 #4 0x100371f06 in parse_progunit(gfc_statement) parse.c:5852 #5 0x100372910 in parse_contained(int) parse.c:5753 #6 0x1003724c5 in parse_progunit(gfc_statement) parse.c:5924 #7 0x10037465f in gfc_parse_file() parse.c:6393 #8 0x10055a224 in gfc_be_parse_file() f95-lang.c:212 #9 0x106b46254 in compile_file() toplev.c:458 #10 0x106b552e3 in do_compile() toplev.c:2307 #11 0x10a42f19e in toplev::main(int, char**) toplev.c:2446 #12 0x10a933d44 in main main.c:39 #13 0x7fff6bb23cc8 in start+0x0 (libdyld.dylib:x86_64+0x1acc8) 0x604000000f90 is located 0 bytes inside of 48-byte region [0x604000000f90,0x604000000fc0) freed by thread T0 here: #0 0x15b8378f7 in wrap_free.part.0+0x97 (libasan.6.dylib:x86_64+0x4a8f7) #1 0x10050d6db in gfc_free_charlen(gfc_charlen*, gfc_charlen*) symbol.c:3990 #2 0x10050da95 in gfc_free_namespace(gfc_namespace*) symbol.c:4041 #3 0x1000d5a47 in gfc_match_char_spec(gfc_typespec*) decl.c:3506 #4 0x1000f171d in gfc_match_decl_type_spec(gfc_typespec*, int) decl.c:4166 #5 0x1000f59ce in gfc_match_prefix(gfc_typespec*) decl.c:6317 #6 0x100364d2d in match_deferred_characteristics(gfc_typespec*) parse.c:3666 #7 0x10036ba1e in parse_spec(gfc_statement) parse.c:3936 #8 0x100371f06 in parse_progunit(gfc_statement) parse.c:5852 #9 0x100372910 in parse_contained(int) parse.c:5753 #10 0x1003724c5 in parse_progunit(gfc_statement) parse.c:5924 #11 0x10037465f in gfc_parse_file() parse.c:6393 #12 0x10055a224 in gfc_be_parse_file() f95-lang.c:212 #13 0x106b46254 in compile_file() toplev.c:458 #14 0x106b552e3 in do_compile() toplev.c:2307 #15 0x10a42f19e in toplev::main(int, char**) toplev.c:2446 #16 0x10a933d44 in main main.c:39 #17 0x7fff6bb23cc8 in start+0x0 (libdyld.dylib:x86_64+0x1acc8) previously allocated by thread T0 here: #0 0x15b837fff in wrap_calloc+0xbf (libasan.6.dylib:x86_64+0x4afff) #1 0x109833754 in xcalloc xmalloc.c:162 #2 0x10050b457 in gfc_new_charlen(gfc_namespace*, gfc_charlen*) symbol.c:3954 #3 0x10044a874 in fixup_charlen(gfc_expr*) resolve.c:6078 #4 0x10041538e in gfc_resolve_expr(gfc_expr*) resolve.c:7108 #5 0x1001650df in gfc_reduce_init_expr(gfc_expr*) expr.c:3085 #6 0x1000d59b5 in gfc_match_char_spec(gfc_typespec*) decl.c:3496 #7 0x1000f171d in gfc_match_decl_type_spec(gfc_typespec*, int) decl.c:4166 #8 0x1000f59ce in gfc_match_prefix(gfc_typespec*) decl.c:6317 #9 0x100364d2d in match_deferred_characteristics(gfc_typespec*) parse.c:3666 #10 0x10036ba1e in parse_spec(gfc_statement) parse.c:3936 #11 0x100371f06 in parse_progunit(gfc_statement) parse.c:5852 #12 0x100372910 in parse_contained(int) parse.c:5753 #13 0x1003724c5 in parse_progunit(gfc_statement) parse.c:5924 #14 0x10037465f in gfc_parse_file() parse.c:6393 #15 0x10055a224 in gfc_be_parse_file() f95-lang.c:212 #16 0x106b46254 in compile_file() toplev.c:458 #17 0x106b552e3 in do_compile() toplev.c:2307 #18 0x10a42f19e in toplev::main(int, char**) toplev.c:2446 #19 0x10a933d44 in main main.c:39 #20 0x7fff6bb23cc8 in start+0x0 (libdyld.dylib:x86_64+0x1acc8) For GCC8 to GCC10 I get a (null):0: confused by earlier errors, bailing out (release builds)/
next prev parent reply other threads:[~2020-07-01 20:19 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-01 19:31 [Bug fortran/96025] New: " gscfq@t-online.de 2020-07-01 19:32 ` [Bug fortran/96025] " gscfq@t-online.de 2020-07-01 20:19 ` dominiq at lps dot ens.fr [this message] 2020-07-01 21:21 ` kargl at gcc dot gnu.org 2020-07-01 21:21 ` kargl at gcc dot gnu.org 2020-07-02 6:43 ` rguenth at gcc dot gnu.org 2020-07-04 9:28 ` dominiq at lps dot ens.fr 2021-06-01 8:17 ` [Bug fortran/96025] [9/10/11/12 " rguenth at gcc dot gnu.org 2022-05-27 9:43 ` [Bug fortran/96025] [10/11/12/13 " rguenth at gcc dot gnu.org 2022-06-28 10:41 ` jakub at gcc dot gnu.org 2023-02-19 21:02 ` anlauf at gcc dot gnu.org 2023-02-20 20:43 ` anlauf at gcc dot gnu.org 2023-02-21 18:04 ` cvs-commit at gcc dot gnu.org 2023-03-04 19:51 ` cvs-commit at gcc dot gnu.org 2023-03-05 19:35 ` cvs-commit at gcc dot gnu.org 2023-03-05 19:36 ` cvs-commit at gcc dot gnu.org 2023-03-05 19:38 ` anlauf at gcc dot gnu.org
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