[Bug debug/94281] New: g++: error: hash.cpp: ‘-fcompare-debug’ failure (length) since r8-5241-g8697bf9f46f36168

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94281

            Bug ID: 94281
           Summary: g++: error: hash.cpp: ‘-fcompare-debug’ failure
                    (length) since r8-5241-g8697bf9f46f36168
           Product: gcc
           Version: 10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: debug
          Assignee: unassigned at gcc dot gnu.org
          Reporter: marxin at gcc dot gnu.org
                CC: aoliva at gcc dot gnu.org
  Target Milestone: ---

Following fails:

$ cat hash.cpp
void fn1() {}
void fn2() { ; }

$ g++ hash.cpp -O1 -fno-tree-dce -fcompare-debug -fipa-icf -fno-tree-forwprop
g++: error: hash.cpp: ‘-fcompare-debug’ failure (length)