https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80357
Bug ID: 80357 Summary: [7 Regression] ICE in model_update_limit_points_in_group, at haifa-sched.c:1982 on powerpc64le-linux-gnu Product: gcc Version: 7.0.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: doko at gcc dot gnu.org Target Milestone: --- seen on trunk 20170407 on powerpc64le-linux-gnu, fails with -O3, works with -O2 $ gcc -c -O3 -msecure-plt igb_ethdev.i /<<PKGBUILDDIR>>/drivers/net/e1000/igb_ethdev.c: In function 'eth_igb_rss_reta_query': /<<PKGBUILDDIR>>/drivers/net/e1000/igb_ethdev.c:3374:1: internal compiler error: in model_update_limit_points_in_group, at haifa-sched.c:1982 0x10eadd3f model_update_limit_points_in_group ../../src/gcc/haifa-sched.c:1982 0x10eadd3f model_update_limit_points ../../src/gcc/haifa-sched.c:1993 0x10eadd3f schedule_insn ../../src/gcc/haifa-sched.c:4077 0x10eb276b schedule_block(basic_block_def**, void*) ../../src/gcc/haifa-sched.c:6944 0x106e7c13 schedule_region ../../src/gcc/sched-rgn.c:3169 0x106e7c13 schedule_insns() ../../src/gcc/sched-rgn.c:3506 0x106e8087 schedule_insns() ../../src/gcc/sched-rgn.c:3491 0x106e8087 rest_of_handle_sched ../../src/gcc/sched-rgn.c:3710 0x106e8087 execute ../../src/gcc/sched-rgn.c:3818 Please submit a full bug report, with preprocessed source if appropriate.