sys-devel/

gcc

Bug Reports

• sys-devel/gcc-13.4.1_p20250807 - error: cannot compute suffix of object files: cannot compile

  963654 - Assigned to Gentoo Toolchain Maintainers
• =sys-devel/gcc-14.3.1_p20250801: Bootstrap comparison failure (random object files) with -mtune=native on raptorlake

  963087 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-16.0.0_p20250803 ICE on hppa - cc1: internal compiler error: in fail, at selftest.cc:48

  961300 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc -fhardened option emits warnings, due to 01_all_default-fortify-source.patch

  961071 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: miscompiles dev-cpp/highway-1.2.0 on arm (fails HwyWidenMulTestGroup/HwyWidenMulTest.TestAllWidenMulAccumulate/EMU128 test)

  960548 - Assigned to Gentoo Toolchain Maintainers
• >=sys-devel/gcc-15: miscompiles dev-cpp/highway-1.2.0 (fails HwyInterleavedTestGroup/HwyInterleavedTest.TestAllLoadStoreInterleaved4/EMU128 test)

  960397 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: USE=cet without USE=hardened set -fcf-protection

  960278 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-16.0.0_p20250608 - [gcc-16] QA Notice: Pre-stripped files found:

  957644 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-16.0.0_p20250525 - [gcc-16] QA Notice: Files built without respecting LDFLAGS have been detected

  956999 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15: ICE when building media-libs/dav1d with -march=rv64gcv_zvl256b on riscv64

  956499 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc:15[pgo] fails to compile on mips

  956321 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15.1.0: ICE: error: lto-wrapper failed

  955671 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: miscompiles x11-terms/kitty-0.41.1 w/ graphite (was: has regression of 5.5-6s of lag upon startup/interactions w/ graphite flags)

  954894 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14 bootstrap comparison failure with clang

  954814 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15.0.1_pre20250423 - [gcc-15] QA Notice: Found the following implicit function declarations in configure logs:

  954317 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15.0.1_pre20250423 - [gcc-15] QA Notice: Snapshot release with pre-generated info pages found!

  954316 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: re-enable automatic build-ids

  953869 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.2.1_p20250301: absurdly high memory usage when compiling llvm-core/flang

  953484 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.2.1_p20241221 bootstrap comparison failure with USE="lto" CC="clang" CXX="clang++"

  951969 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.2.1_p20250308[go]: Fails to build on musl profile

  951300 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.2.1_p20241221: ICE when building sci-ml/caffe2 on arm64

  950463 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: risc-v gcc-14 binary size is too large

  948893 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15.0.9999: libstdc++.module.json path setting wrongly

  948394 - Assigned to Gentoo Toolchain Maintainers
• =sys-devel/gcc-14.2.1_p20241221: possible miscompilation of sci-libs/qd on riscv

  948043 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15.0.0_pre20241222 musl - libstdc++-v3/../include/libiberty.h:112:14: error: conflicting types for 'basename'; have 'char *(const char *)' 112 | extern char *basename (const char *) ATTRIBUTE_RETURNS_NONNULL ATTRIBUTE_NONNULL(1);

  946956 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: Compiling media-video/ffmpeg with GCC flag "-floop-nest-optimize" (graphite) produces buggy MP3 decoder

  946463 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc RISCV OoM when using MAKEOPTS >1 - collect2: fatal error: ld terminated with signal 9 [Killed]

  946338 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: consider enabling -D_GLIBCXX_ASSERTIONS by default

  943656 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.2.1_p20241026: crossdev powerpc-unknown-linux-gnu fails (error: explicit template argument list not allowed)

  943303 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc:11: package a stripped down version for building D

  940470 - Assigned to Gentoo Toolchain Maintainers
• <sys-devel/gcc-15: link failures with -fuse-ld=mold on musl

  938949 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.2.0, undefined referece to _Unwind_GetIP, on ARM MUSL

  937446 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-15.0.0_pre20240707 - [perl-5.40] [ncurses-6.5] [icu-75.1] [gcc-15] [llvm] cc1: error: -fcf-protection is not compatible with this target

  936033 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: miscompiles media-libs/openh264-2.4.1 w/ graphite (was: test fail DecodeMbAuxTest.TestIhdm_4x4_dc)

  933705 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.1.1_p20240518 fails to build on m68k (ICE)

  932733 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-13.2.1_p20240210[doc] fails to install (install phase failed)

  928536 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-13.2.1_p20240210[go]: miscompiled with -fstack-clash-protection on ppc64 (internal compiler error (libgo/go/runtime/mheap.go:808:29: internal compiler error: in dwarf2out_frame_debug_expr, at dwarf2cfi.cc:1844))

  927830 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc with slibtool: libstdc++ missing _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE@GLIBCXX_3.4.11

  924150 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-13.2.1_p20240113-r1 has implicit function declarations in configure logs

  923945 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-13.2.1_p20240113-r1 installs files that contain a TEXTREL: libgfortran.so.5.0.0

  923944 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: please add USE flag to enable "libstdcxx-backtrace" at emerge time

  922934 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-14.0.0_pre20240107 - {standard input}:175: Error: unrecognized opcode: `lfiwzx'

  921621 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-13.2.1_p20231216 bootstrap comparison failure on s390x (stage1)

  920719 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.3.1_p20230427 +jit fails to configure if clang profile + -glldb ( ebuild problem ? )

  914351 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-13.2.0 fail on loongson 2f notebook

  913879 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc rename USE pie/ssp

  904369 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.3.1_p20230303[fortran] adds -Werror flag on its own

  904127 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-12.2.1_p20230121-r1 fails several tests on ppc

  900945 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: ICE when building kde-frameworks/ktexteditor-5.103.0 with -fdevirtualize-at-ltrans

  900146 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-12.2.1_p20230121-r1[sanitize] - .../sanitizer_common/sanitizer_linux.cpp: In function 'void __sanitizer::GetPcSpBp(void*, uptr*, uptr*, uptr*)': .../sanitizer_linux.cpp:2074:31: error: 'struct mcontext_t' has no member named 'regs' (on musl)

  892079 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.3.1_p20230120-r1[sanitize]: fails to compile (bits/struct_stat.h:26:8: error: redefinition of ‘struct stat’)

  891889 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc - Generates invalid -march option when ARMv8 sha3 extensions present

  886484 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc:12[jit] -B build with -march & -mtune constraints for a target, libgccjit generates hard coded host cpu class instructions

  884789 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-12.2.1_p20221203[go] Error: selected processor does not support `eor3 v1.16b,v1.16b,v18.16b,v23.16b'

  884497 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: failed to cross-compile for aarch64-unknown-linux-gnu (libgcc2.c:1874:18: error: '__LIBGCC_SF_MAX__' undeclared (first use in this function))

  883769 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.3.1_p20221007 fails to compile (CLANG-STRICTER-SYSTEM): clang++: libstdc++.so.6: version GLIBCXX_3.4.30 not found (required by libLLVM-15.so)

  883415 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-12.2.1_p20221008 - clang-15: error: unsupported option -print-multi-os-directory

  879525 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: cross-avr/gcc-12.1.0 incorrectly reports illegal opcode "asr" instead of "jmp" on non-supporting architectures

  863392 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: ICE when building media-libs/libjxl in function 'bool jxl_skcms_Parse(const void*, size_t, skcms_ICCProfile*)': at skcms/skcms.cc:1004:6

  862891 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.3.0 fail to build sys-devel/gcc-12.1_p20220625: internal compiler error: Segmentation fault

  856424 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.3.0 fails several tests on ppc64

  854477 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: crossdev powerpc64-unknown-linux-gnu ICEs, fails to build glibc (on sysdeps/powerpc/powerpc64/multiarch/strlen.c)

  849107 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-10.3.1_p20211126: /usr/powerpc64le-unknown-linux-gnu/bin/ld.gold: /var/tmp/portage/sys-devel/gcc-10.3.1_p20211126/work/build/powerpc64le-unknown-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6: version `GLIBCXX_3.4.29' not found (required by

  841955 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-12.2.1_p20221210 installs libtool files (.la) without corresponding static libraries

  840014 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.2.1_p20220115 - /.../ld: i386 architecture of input file .../crti.o is incompatible with i386:x86-64 output

  833056 - Assigned to Gentoo musl team
• sys-devel/gcc-10.3.1_p20211126 fails to compile: ld.lld: error: undefined symbol: ix86_isa_flags

  832023 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc does not actually honor USE="-cxx"

  828678 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.2.0 fails tests: - FAIL: c-c++-common/asan/strncpy-overflow-1.c -O1 (test for excess errors)

  826758 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: allow building just libgcc, libstdc++ (or split into new packages)

  812938 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-11.1.0-r2[jit]: gccjit runtime failure with ccache (was: app-editors/emacs-28.0.9999[jit] fails with FEATURES=ccache)

  801580 - Assigned to Gentoo Toolchain Maintainers
• >=sys-devel/gcc-10: stack corruption (internal compiler error/ICE) in cp_gimplify_expr() when building dev-libs/boost on AMD Ryzen (znver1)

  724314 - Assigned to Gentoo Toolchain Maintainers
• >=sys-devel/gcc-3.4.3 on IA64 should use system libunwind.so from sys-libs/libunwind, sys-libs/libunwind should install shared libraries for native ABI in /lib

  693252 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: incomplete multilib dependencies (automagically depends on multilib sys-devel/zlib)

  685946 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-9 C++17 Parallel algorithms support dependency on dev-cpp/tbb-2018.20180312

  685062 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: `gcc -print-multi-os-directory` returns ../lib64 (should be ../lib or .) on 64-bit musl and uclibc systems

  675954 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc USE="-cxx go" should not build instead of disabling go

  645090 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: when installed for mingw-w64 there is no official way to set 'Thread model: posix'

  631460 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc-7.2.0[multilib,obj-gc]: missing abi DEPEND on dev-libs/boehm-gc: configure: error: system bdw-gc required but not found

  617788 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc should check available disk space via check-reqs.eclass

  526986 - Assigned to Gentoo Toolchain Maintainers
• sys-devel/gcc: doesn't build n32 libraries in n64 mips multilib config

  442548 - Assigned to Gentoo Toolchain Maintainers