https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110444
Bug ID: 110444 Summary: ice in real_can_shorten_arithmetic, at real.cc:1398 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- Created attachment 55408 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55408&action=edit gzipped C++ source code The attached C++ code does this with recent gcc trunk: $ ~/gcc/results/bin/gcc -c -w -O2 -std=c++11 bug934.cc during GIMPLE pass: fre In file included from /home/dcb38/rpmbuild/BUILD/vigra-1.11.1/vigranumpy/src/cor e/non_local_mean.cxx:41: /home/dcb38/rpmbuild/BUILD/vigra-1.11.1/include/vigra/non_local_mean.hxx: In fun ction ‘void vigra::gaussianMeanAndVariance(const MultiArrayView<DIM, PIXEL_TYPE_ IN>&, double, MultiArrayView<DIM, PIXEL_TYPE_OUT>&, MultiArrayView<DIM, PIXEL_TY PE_OUT>&, MultiArrayView<DIM, PIXEL_TYPE_OUT>&) [with int DIM = 2; PIXEL_TYPE_IN = TinyVector<float, 3>; SMOOTH_POLICY = TinyVector<float, 3>; PIXEL_TYPE_OUT = TinyVector<float, 3>]’: /home/dcb38/rpmbuild/BUILD/vigra-1.11.1/include/vigra/non_local_mean.hxx:799:13: internal compiler error: in real_can_shorten_arithmetic, at real.cc:1398 799 | inline void gaussianMeanAndVariance( | ^~~~~~~~~~~~~~~~~~~~~~~ 0x107bebe real_can_shorten_arithmetic(machine_mode, machine_mode) ../../trunk.year/gcc/real.cc:1398