https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118795
Bug ID: 118795
Summary: [15 Regression] ICE in expand_expr_real_2, at
expr.cc:10975
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at gcc dot gnu.org
Target Milestone: ---
seen with trunk 20241218 and 20250203 on x86_64-linux-gnu. Not yet reduced, the
build system has a hardcoded pch build. building the darkradiant 3.9.0 package:
cd /<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/radiantcore && /usr/bin/c++
-DFMT_HEADER_ONLY -DHAVE_CONFIG_H -DHAVE_STD_FILESYSTEM -DPOSIX
-DWXINTL_NO_GETTEXT_MACRO -DWXUSINGDLL -D_FILE_OFFSET_BITS=64 -D__WXGTK__
-Dradiantcore_EXPORTS -I/<<PKGBUILDDIR>>/libs -I/<<PKGBUILDDIR>>/libs/libfmt
-I/<<PKGBUILDDIR>>/include -I/<<PKGBUILDDIR>>/obj-x86_64-linux-gnu
-I/<<PKGBUILDDIR>>/radiantcore/. -isystem
/usr/lib/x86_64-linux-gnu/wx/include/gtk3-unicode-3.2 -isystem
/usr/include/wx-3.2 -g -O3 -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer
-ffile-prefix-map=/<<PKGBUILDDIR>>=. -flto=auto -ffat-lto-objects
-fstack-protector-strong -fstack-clash-protection -Wformat
-Werror=format-security -fcf-protection
-fdebug-prefix-map=/<<PKGBUILDDIR>>=/usr/src/darkradiant-3.9.0-1 -Wdate-time
-D_FORTIFY_SOURCE=3 -pthread -std=gnu++17 -fPIC -I/usr/include/sigc++-2.0
-I/usr/lib/x86_64-linux-gnu/sigc++-2.0/include -I/usr/include/eigen3
-I/usr/include -I/usr/include/FTGL -I/usr/include/freetype2
-I/usr/include/libpng16 -fPIC -Winvalid-pch -include
/<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/radiantcore/CMakeFiles/radiantcore.dir/cmake_pch.hxx
-MD -MT radiantcore/CMakeFiles/radiantcore.dir/shaders/MapExpression.cpp.o -MF
CMakeFiles/radiantcore.dir/shaders/MapExpression.cpp.o.d -o
CMakeFiles/radiantcore.dir/shaders/MapExpression.cpp.o -c
/<<PKGBUILDDIR>>/radiantcore/shaders/MapExpression.cpp
during RTL pass: expand
/<<PKGBUILDDIR>>/radiantcore/shaders/MapExpression.cpp: In member function
‘shaders::MakeIntensityExpression::getImage() const’:
/<<PKGBUILDDIR>>/radiantcore/shaders/MapExpression.cpp:638:32: internal
compiler error: in expand_expr_real_2, at expr.cc:10975
638 | out[0] = in[0];
| ~~~~~~~^~~~~~~
0x31c5926 diagnostic_context::diagnostic_impl(rich_location*,
diagnostic_metadata const*, diagnostic_option_id, char const*, __va_list_tag
(*) [1], diagnostic_t)
???:0
0x31db933 internal_error(char const*, ...)
???:0
0xfdb42b fancy_abort(char const*, int, char const*)
???:0
0x1542441 expand_expr_real_gassign(gassign*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
???:0
0x15415dd expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
???:0
0x1550c2c expand_assignment(tree_node*, tree_node*, bool)
???:0
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
complete build log at
https://launchpad.net/ubuntu/+archive/test-rebuild-20241218-plucky-gcc15/+build/29597525
