Your message dated Fri, 20 Oct 2023 22:00:08 +0200 with message-id <ZTLcSFG_jsm2HISM@pegase> and subject line close 998177 has caused the Debian Bug report #998177, regarding gnat: segfault in tree_could_trap_p when C double parameter, -O2 -gnatn -gnatVa (regression) to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact ow...@bugs.debian.org immediately.) -- 998177: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=998177 Debian Bug Tracking System Contact ow...@bugs.debian.org with problems
--- Begin Message ---Package: gnat-11 Version: 11.2.0-10 Severity: normal Hello. The following valid Ada sources crash 'gcc-11 -O2 -gnatn -gnatVa' as shown below. All goes well with gcc-10, with -O1, without inlining or without validity checks. cat > p.ads <<EOF package P is procedure P3; end P; EOF cat > p.adb <<EOF with Interfaces.C; package body P is procedure P1 (A : Interfaces.C.double) is null; procedure P2 (A : Interfaces.C.double) is begin P1 (A); end P2; procedure P3 is begin P2 (0.0); end P3; end P; EOF gdb /usr/lib/gcc/x86_64-linux-gnu/11/gnat1 (gdb) run -O2 -dumpbase p.adb -gnatn -gnatVa p.adb Starting program: /usr/lib/gcc/x86_64-linux-gnu/11/gnat1 -O2 -dumpbase p.adb -gnatn -gnatVa p.adb [...] P.P1 P.P2 P.P3 System.Fat_Lflt.Attr_Long_Float.Valid Analyzing compilation unit Performing interprocedural optimizations <*free_lang_data> {heap 2040k} <visibility> {heap 2040k} <build_ssa_passes> {heap 2040k} <opt_local_passes> {heap 2040k} <remove_symbols> {heap 2936k} <targetclone> {heap 2936k} <free-fnsummary> {heap 2936k}Streaming LTO <whole-program> {heap 2936k} <profile_estimate> {heap 2936k} <icf> {heap 2936k} <devirt> {heap 2936k} <cp> {heap 2936k} <sra> {heap 2936k} <fnsummary> {heap 2936k} <inline> {heap 2936k} <pure-const> {heap 2936k} <modref> {heap 2936k} <fre\ e-fnsummary> {heap 2936k} <static-var> {heap 2936k} <single-use> {heap 2936k} <comdats> {heap 2936k}Assembling functions: <simdclone> {heap 2936k} P.P3 Program received signal SIGSEGV, Segmentation fault. 0x000000000119a4f6 in tree_could_trap_p(tree_node*) ()
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--- Begin Message ---Upstream has never been able to reproduce this issue (see the forwarded bug). Now, version 11.4.0-4 in Debian cannot reproduce it either. We’ll never know.
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