[Bug c/89667] New: initializers for character string arrays (char *[]) appear to reside in protected storage

[rick at regreer dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89667

            Bug ID: 89667
           Summary: initializers for character string arrays (char *[])
                    appear to reside in protected storage
           Product: gcc
           Version: 7.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: rick at regreer dot net
  Target Milestone: ---

Created attachment 45943
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45943&action=edit
See description of bug

This string is writeable:

       char foo[] = "foo':

This one is not:

       char *foo[] = { "foo" };

Attachment includes source for a simple demonstration program "bug,c", with 
preprocessed source (the only include file is "stdio.h), output of
"uname -a" and "gcc -v" appended as comments.