https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106510
Bug ID: 106510 Summary: arm : ice in gimple_range_operand1, at gimple-range-fold.cc:485 Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- Created attachment 53399 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53399&action=edit C source code For the C testsuite file ./gcc.c-torture/execute/ieee/compare-fp-4.c compiled by recent gcc trunk 32 bit ARM cross compiler, does this: during GIMPLE pass: threadfull ./gcc.c-torture/execute/ieee/compare-fp-4.c: In function â<80><98>ineâ<80><99>: ./gcc.c-torture/execute/ieee/compare-fp-4.c:42:5: internal compiler error: in gimple_range_operand1, at gimple-range-fold.cc:485 42 | int ine (float x, float y, int ok) | ^~~ 0x88a481 gimple_range_operand1(gimple const*) /home/dcb/gcc/trunk.git/gcc/gimple-range-fold.cc:485 0x88a481 gimple_range_operand1(gimple const*) /home/dcb/gcc/trunk.git/gcc/gimple-range-fold.cc:483 Flag -O2 required. I will have my usual go at reduction.