https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102319
Bug ID: 102319 Summary: [12 Regression] ICE in cpp_atomic_builtins, at c-family/c-cppbuiltin.c:746 since r12-3495-g76b75018b3d053a8 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: jason at gcc dot gnu.org Target Milestone: --- I know that I chose weird param values, but still: $ gcc /home/marxin/Programming/gcc/gcc/testsuite/gcc.c-torture/execute/pr93908.c --param=constructive-interference-size=0 -c <built-in>: internal compiler error: in cpp_atomic_builtins, at c-family/c-cppbuiltin.c:746 0x67b440 cpp_atomic_builtins /home/marxin/Programming/gcc/gcc/c-family/c-cppbuiltin.c:746 0x67b440 c_cpp_builtins(cpp_reader*) /home/marxin/Programming/gcc/gcc/c-family/c-cppbuiltin.c:1495 0x98e0de c_finish_options /home/marxin/Programming/gcc/gcc/c-family/c-opts.c:1485 0x9910b1 c_common_parse_file() /home/marxin/Programming/gcc/gcc/c-family/c-opts.c:1230 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. and on ppc64le, the following value fails: $ ppc64le-linux-gnu-gcc /home/marxin/Programming/gcc/gcc/testsuite/gcc.c-torture/execute/pr93908.c --param=constructive-interference-size=2147483647 ... warning: NEW ICE #1: in cpp_atomic_builtins, at c-family/c-cppbuiltin.c:746 0xdeadbeef cpp_atomic_builtins /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/c-family/c-cppbuiltin.c:746 0xdeadbeef c_cpp_builtins(cpp_reader*) /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/c-family/c-cppbuiltin.c:1495 0xdeadbeef c_finish_options /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/c-family/c-opts.c:1485 0xdeadbeef c_common_parse_file() /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/c-family/c-opts.c:1230