https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111678
Bug ID: 111678 Summary: ICE in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647 Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: 19373742 at buaa dot edu.cn Target Milestone: --- Created attachment 56039 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56039&action=edit The preprocessed file ******************************************************************************* OS and Platform: Ubuntu 20.04.4 LTS ******************************************************************************* gcc version: $ gcc -v Using built-in specs. COLLECT_GCC=/home/cuisk/ctc/gcc-releases/gcc-14/bin/gcc COLLECT_LTO_WRAPPER=/home/cuisk/ctc/gcc-releases/gcc-14/libexec/gcc/x86_64-pc-linux-gnu/14.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ./configure --prefix=/home/cuisk/ctc/gcc-releases/gcc-14 --disable-multilib --enable-language=c,c++ Thread model: posix Supported LTO compression algorithms: zlib gcc version 14.0.0 20231001 (experimental) (GCC) ******************************************************************************* Command Lines: $ gcc -I csmith/include/csmith-2.3.0 -O3 -fno-move-loop-stores -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce -fno-tree-forwprop -fno-tree-fre -fno-tree-loop-ivcanon -fno-tree-vrp a.c -o w 2>a.txt during GIMPLE pass: ch_vect a.c: In function ‘func_17’: a.c:982:25: internal compiler error: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647 982 | inline static uint64_t func_17(uint32_t p_18, int64_t p_19, const int32_t p_20, uint32_t p_21, int32_t p_22) | ^~~~~~~ 0x867aab check_loop_closed_ssa_def ../.././gcc/tree-ssa-loop-manip.cc:647 0x11a1a1c check_loop_closed_ssa_bb ../.././gcc/tree-ssa-loop-manip.cc:661 0x11a1fb6 verify_loop_closed_ssa(bool, loop*) ../.././gcc/tree-ssa-loop-manip.cc:697 0x11a1fb6 verify_loop_closed_ssa(bool, loop*) ../.././gcc/tree-ssa-loop-manip.cc:681 0xf0a5c9 execute_function_todo ../.././gcc/passes.cc:2106 0xf0a9ce execute_todo ../.././gcc/passes.cc:2142 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.