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From: "rykong at tpg dot com.au" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c/104516] New: internal compiler error: in leaf_function_p, at
 final.c:4491
Date: Sat, 12 Feb 2022 21:21:33 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104516

            Bug ID: 104516
           Summary: internal compiler error: in leaf_function_p, at
                    final.c:4491
           Product: gcc
           Version: 11.2.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: rykong at tpg dot com.au
  Target Milestone: ---

Created attachment 52427
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D52427&action=3Dedit
compiler output on screen

cross gcc compiler for m32c generated from gcc-11.2.0 produced the following
error when compiling an empty function:
during RTL pass: pro_and_epilogue
t.c: In function =E2=80=98testfun=E2=80=99:
t.c:3:1: internal compiler error: in leaf_function_p, at final.c:4491
    3 | }
      | ^

t.i:
# 0 "t.c"
# 0 "<built-in>"
# 0 "<command-line>"
# 1 "t.c"
void testfun(void)
{
}

running on ubuntu 20.04
uname -a
Linux Phosphorus 5.13.0-28-generic #31~20.04.1-Ubuntu SMP Wed Jan 19 14:08:=
10
UTC 2022 x86_64 x86_64 x86_64 GNU/Linux=