https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87475
Bug ID: 87475
Summary: ICE in patch_jump_insn, at cfgrtl.c:1275
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: ktkachov at gcc dot gnu.org
Target Milestone: ---
Following causes ICE:
$ cat ice.cpp
struct a {
a();
~a();
};
int b(a, a);
void c(bool d) { d ? b(a(), a()) : 0; }
$ aarch64-linux-gnu-gcc ice.cpp -O2 -freorder-blocks-and-partition
-fmodulo-sched -c
during RTL pass: sms
ice.cpp: In function ‘void c(bool)’:
ice.cpp:6:39: internal compiler error: in patch_jump_insn, at cfgrtl.c:1275
6 | void c(bool d) { d ? b(a(), a()) : 0; }
| ^
0x5ca3e1 patch_jump_insn
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgrtl.c:1275
0x7fadb1 redirect_branch_edge
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgrtl.c:1301
0x7fb83a cfg_layout_redirect_edge_and_branch
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgrtl.c:4454
0x7e86c9 redirect_edge_and_branch(edge_def*, basic_block_def*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfghooks.c:369
0x1123b31 try_forward_edges
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgcleanup.c:550
0x1123b31 try_optimize_cfg
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgcleanup.c:2942
0x1123b31 cleanup_cfg(int)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgcleanup.c:3156
0x1214dec execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/modulo-sched.c:3336
