https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111665
Bug ID: 111665 Summary: internal compiler error: in c_objc_common_truthvalue_conversion Product: gcc Version: 13.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: nrk at disroot dot org Target Milestone: --- Minimal reproducer: extern int func(void *); int main(void) { __attribute__((__assume__(func))); } `-freport-bug` output: // Target: x86_64-pc-linux-gnu // Configured with: /var/tmp/portage/sys-devel/gcc-13.2.1_p20230826/work/gcc-13-20230826/configure --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/13 --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/13/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/13 --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/13/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/13/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/13/include/g++-v13 --disable-silent-rules --disable-dependency-tracking --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/13/python --enable-languages=c,c++ --enable-obsolete --enable-secureplt --disable-werror --with-system-zlib --disable-nls --disable-libunwind-exceptions --enable-checking=release --with-bugurl=https://bugs.gentoo.org/ --with-pkgversion='Gentoo 13.2.1_p20230826 p7' --with-gcc-major-version-only --enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --disable-multilib --with-multilib-list=m64 --disable-fixed-point --enable-targets=all --enable-libgomp --disable-libssp --disable-libada --disable-cet --disable-systemtap --disable-valgrind-annotations --disable-vtable-verify --disable-libvtv --with-zstd --with-isl --disable-isl-version-check --disable-default-pie --disable-default-ssp --with-build-config='bootstrap-O3 bootstrap-lto' // Thread model: posix // Supported LTO compression algorithms: zlib zstd // gcc version 13.2.1 20230826 (Gentoo 13.2.1_p20230826 p7) // // test.c: In function 'main': // test.c:4:5: internal compiler error: in c_objc_common_truthvalue_conversion, at c/c-typeck.cc:13368 // 4 | __attribute__((__assume__(func))); // | ^~~~~~~~~~~~~ // 0x1252094 internal_error(char const*, ...) // ???:0 // 0x1252166 fancy_abort(char const*, int, char const*) // ???:0 // 0x1acae13 c_parse_file() // ???:0 // 0x1ac201e c_common_parse_file() // ???:0 // Please submit a full bug report, with preprocessed source. // Please include the complete backtrace with any bug report. // See <https://bugs.gentoo.org/> for instructions. // /usr/libexec/gcc/x86_64-pc-linux-gnu/13/cc1 -quiet test.c -quiet -dumpbase test.c -dumpbase-ext .c -mtune=generic -march=x86-64 -freport-bug -o - -frandom-seed=0 -fdump-noaddr # 0 "test.c" # 0 "<built-in>" # 0 "<command-line>" # 1 "/usr/include/stdc-predef.h" 1 3 4 # 0 "<command-line>" 2 # 1 "test.c" extern int func(void *); int main(void) { __attribute__((__assume__(func))); }