[Bug debug/87472] New: Unknown macro opcode with -gsplit-dwarf -g3

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87472

            Bug ID: 87472
           Summary: Unknown macro opcode with -gsplit-dwarf -g3
           Product: gcc
           Version: 9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: debug
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---

[hjl@gnu-cfl-1 pr79342]$ cat foo.c
void
foo (void)
{
}
[hjl@gnu-cfl-1 pr79342]$
/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/xgcc
-B/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/  -O2
-fno-var-tracking-assignments -g3 -c foo.c -gsplit-dwarf
[hjl@gnu-cfl-1 pr79342]$ readelf -w foo.o > bad
readelf: Error:  Unknown macro opcode 22 seen
readelf: Error:  Unknown macro opcode d3 seen
[hjl@gnu-cfl-1 pr79342]$
/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/xgcc
-B/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/  -O2
-fno-var-tracking-assignments -g3 -c foo.c 
[hjl@gnu-cfl-1 pr79342]$ readelf -w foo.o > good
[hjl@gnu-cfl-1 pr79342]$