https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113765
Bug ID: 113765 Summary: autofdo: val-profiler-threads-1.c compilation, error: probability of edge from entry block not initialized Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: gcov-profile Assignee: unassigned at gcc dot gnu.org Reporter: andi-gcc at firstfloor dot org Target Milestone: --- With recent trunk (019dc63819be) When running the test suite on a Intel system with autofdo installed Executing on host: /home/ak/gcc/obj-full/gcc/xgcc -B/home/ak/gcc/obj-full/gcc/ /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c -fdi agnostics-plain-output -O0 -pthread -fprofile-update=atomic -fauto-profile=/home/ak/gcc/obj-full/gcc/testsuite/gcc20/afdo.val-profiler-threads-1.gcda -DFOR_AU TOFDO_TESTING -fearly-inlining -dumpbase-ext .x02 -lm -o /home/ak/gcc/obj-full/gcc/testsuite/gcc20/val-profiler-threads-1.x02 (timeout = 300) spawn -ignore SIGHUP /home/ak/gcc/obj-full/gcc/xgcc -B/home/ak/gcc/obj-full/gcc/ /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c -fdiag nostics-plain-output -O0 -pthread -fprofile-update=atomic -fauto-profile=/home/ak/gcc/obj-full/gcc/testsuite/gcc20/afdo.val-profiler-threads-1.gcda -DFOR_AUTOFD O_TESTING -fearly-inlining -dumpbase-ext .x02 -lm -o /home/ak/gcc/obj-full/gcc/testsuite/gcc20/val-profiler-threads-1.x02 /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c: In function 'copy_memory': /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c:13:7: error: probability of edge from entry block not initialized /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c:13:7: error: probability of edge 2->4 not initialized /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c:13:7: error: probability of edge 5->1 not initialized during GIMPLE pass: fixup_cfg /home/ak/gcc/gcc/gcc/testsuite/gcc.dg/tree-prof/val-profiler-threads-1.c:13:7: internal compiler error: verify_flow_info failed 0xafb91e verify_flow_info() ../../gcc/gcc/cfghooks.cc:287 0xf0e8a7 execute_function_todo ../../gcc/gcc/passes.cc:2100 0xf0edde execute_todo ../../gcc/gcc/passes.cc:2142 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. compiler exited with status 1 I'm not attaching the source because it also needs the autofdo gcov file to reproduce and the test case is already in tree.