https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71506
Bug ID: 71506 Summary: ICE with libvpx with -floop-interchange: isl_constraint.c:627: expecting integer value Product: gcc Version: 5.3.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: andysem at mail dot ru Target Milestone: --- Created attachment 38690 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38690&action=edit Compiler output with -freport-bug Compiling libvpx revision 181988d37273bd31708718a51e727ea1048d7c98 with -floop-interchange results in ICE: isl_constraint.c:627: expecting integer value /home/lastique/src/xcoder/trunk/external/libvpx/libvpx/vp9/encoder/vp9_ethread.c: In function ‘vp9_encode_tiles_mt’: /home/lastique/src/xcoder/trunk/external/libvpx/libvpx/vp9/encoder/vp9_ethread.c:71:6: internal compiler error: Aborted void vp9_encode_tiles_mt(VP9_COMP *cpi) { ^ Please submit a full bug report, with preprocessed source if appropriate. See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions. The ICE does not appear if compiling without -floop-interchange.