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From: "brtnfld at hdfgroup dot org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug fortran/100149] New: Seg fault passing to CHARACTER(*),
 DIMENSION(*), INTENT(IN), OPTIONAL
Date: Mon, 19 Apr 2021 22:25:36 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100149

            Bug ID: 100149
           Summary: Seg fault passing to CHARACTER(*), DIMENSION(*),
                    INTENT(IN), OPTIONAL
           Product: gcc
           Version: 10.2.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: brtnfld at hdfgroup dot org
  Target Milestone: ---

Created attachment 50631
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D50631&action=3Dedit
The program has two lines of doing that same thing,  the lines are marked w=
hich
fail.

The attached program fails with:

Program received signal SIGSEGV, Segmentation fault.
0x00001555543c783f in __memmove_sse2_unaligned_erms () from /lib64/libc.so.6

The program worked with 10.1.0 (and 9.3.1, 7.5.0) and fails with 10.2.0=