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From: "reichelt at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/101162] New: [12 Regression] ICE (verify_gimple failed) for switch returning pointer-to-members Date: Tue, 22 Jun 2021 08:40:24 +0000 [thread overview] Message-ID: <bug-101162-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101162 Bug ID: 101162 Summary: [12 Regression] ICE (verify_gimple failed) for switch returning pointer-to-members Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: reichelt at gcc dot gnu.org Target Milestone: --- The following valid testcase triggers an ICE on trunk when compiled with "-O2": =================================== struct A { int i1, i2, i3, i4, i5, i6; }; int A::* foo(int i) { switch (i) { case 1: return &A::i1; case 2: return &A::i2; case 3: return &A::i3; case 4: return &A::i4; case 5: return &A::i5; case 6: return &A::i6; } return 0; } =================================== bug.cc: In function 'int A::* foo(int)': bug.cc:19:1: error: invalid types for 'mult_expr' 19 | } | ^ <<< Unknown tree: offset_type >>> <<< Unknown tree: offset_type >>> <<< Unknown tree: offset_type >>> _7 = 4 * _6; during GIMPLE pass: switchconv bug.cc:19:1: internal compiler error: verify_gimple failed 0x11025aa verify_gimple_in_cfg(function*, bool) ../../gcc/gcc/tree-cfg.c:5531 0xfe1587 execute_function_todo ../../gcc/gcc/passes.c:2042 0xfe1fab execute_todo ../../gcc/gcc/passes.c:2096 Please submit a full bug report, [etc.] This regression was introduced between 2021-06-14 and 2021-06-21.
next reply other threads:[~2021-06-22 8:40 UTC|newest] Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-22 8:40 reichelt at gcc dot gnu.org [this message] 2021-06-22 8:45 ` [Bug c++/101162] " pinskia at gcc dot gnu.org 2021-06-22 8:47 ` [Bug tree-optimization/101162] " pinskia at gcc dot gnu.org 2021-06-22 9:07 ` jakub at gcc dot gnu.org 2021-06-22 9:11 ` [Bug tree-optimization/101162] [12 Regression] ICE (verify_gimple failed) for switch returning pointer-to-members since r12-1608 pinskia at gcc dot gnu.org 2021-06-22 9:12 ` jakub at gcc dot gnu.org 2021-06-22 12:30 ` marxin at gcc dot gnu.org 2021-06-22 13:23 ` cvs-commit at gcc dot gnu.org 2021-07-18 10:41 ` jakub at gcc dot gnu.org
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