https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127931
Bug ID: 127931
Summary: [16/7 Regression] ICE: in
diagnostics::char_span::subspan with
-fdiagnostics-format=sarif-stderr
Product: gcc
Version: 17.0
Status: UNCONFIRMED
Keywords: ice-on-invalid-code
Severity: normal
Priority: P3
Component: diagnostics
Assignee: dmalcolm at redhat dot com
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 65862
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65862&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -fdiagnostics-format=sarif-stderr testcase.i
...
0x2f604af internal_error(char const*, ...)
/repo/gcc-trunk/gcc/diagnostic-global-context.cc:787
0xd4ad3b fancy_abort(char const*, int, char const*)
/repo/gcc-trunk/gcc/diagnostics/context.cc:1813
0xd4c19f diagnostics::char_span::subspan(int, int) const
/repo/gcc-trunk/gcc/diagnostics/file-cache.h:52
0xd4c19f
diagnostics::sarif_builder::make_message_describing_fix_it_hint(fixit_hint
const&) const
/repo/gcc-trunk/gcc/diagnostics/sarif-sink.cc:3843
0x2f9a17d diagnostics::sarif_builder::make_fix_object(rich_location const&)
/repo/gcc-trunk/gcc/diagnostics/sarif-sink.cc:3886
...
$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/mnt/main-repo/repo/gcc-trunk/binary-trunk-20261016083925-gfb0ef8d42a4-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/17.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--enable-libsanitizer --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu
--target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-20261016083925-gfb0ef8d42a4-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 17.0.0 20261016 (experimental) (GCC)
