https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114672
Bug ID: 114672 Summary: during GIMPLE pass: widening_mul ICE: verify_gimple failed: type mismatch in 'widen_mult_plus_expr' at -O2 Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: aarch64-unknown-linux-gnu Created attachment 57914 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57914&action=edit reduced testcase Compiler output: $ aarch64-unknown-linux-gnu-gcc -O2 testcase.c testcase.c: In function 'foo': testcase.c:9:1: error: type mismatch in 'widen_mult_plus_expr' 9 | foo () | ^~~ <unnamed-signed:60> signed int signed int <unnamed-signed:60> _8 = WIDEN_MULT_PLUS_EXPR <_11, _12, _1>; during GIMPLE pass: widening_mul testcase.c:9:1: internal compiler error: verify_gimple failed 0x1396f9d verify_gimple_in_cfg(function*, bool, bool) /repo/gcc-trunk/gcc/tree-cfg.cc:5663 0x1202df4 execute_function_todo /repo/gcc-trunk/gcc/passes.cc:2089 0x120334e execute_todo /repo/gcc-trunk/gcc/passes.cc:2143 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. $ aarch64-unknown-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-linux-gnu-gcc COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r14-9877-20240409180605-g1f719aa7c0d-checking-yes-rtl-df-extra-aarch64/bin/../libexec/gcc/aarch64-unknown-linux-gnu/14.0.1/lto-wrapper Target: aarch64-unknown-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++ --enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra --with-cloog --with-ppl --with-isl --with-sysroot=/usr/aarch64-unknown-linux-gnu --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=aarch64-unknown-linux-gnu --with-ld=/usr/bin/aarch64-unknown-linux-gnu-ld --with-as=/usr/bin/aarch64-unknown-linux-gnu-as --enable-libsanitizer --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r14-9877-20240409180605-g1f719aa7c0d-checking-yes-rtl-df-extra-aarch64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240409 (experimental) (GCC)