[Bug c/83100] New: [8 Regression] powerpc: internal compiler error: in get_variable_section, at varasm.c:1150 with -fdata-sections

["bunk at stusta dot de" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83100

            Bug ID: 83100
           Summary: [8 Regression] powerpc: internal compiler error: in
                    get_variable_section, at varasm.c:1150 with
                    -fdata-sections
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: bunk at stusta dot de
  Target Milestone: ---

Created attachment 42676
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42676&action=edit
preprocessed source (from nss-3.34)

$ gcc-7 -c -O1 -fdata-sections pkix_errpaths.i
$ gcc-8 -c -O1 -fdata-sections pkix_errpaths.i
pkix_errpaths.c:102:1: internal compiler error: in get_variable_section, at
varasm.c:1150
 }
 ^
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-8/README.Bugs> for instructions.
$ gcc-8 --version
gcc-8 (Debian 8-20171108-1) 8.0.0 20171108 (experimental) [trunk revision
254551]
...


Works with -O0, ICE with >= -O1.

Reproduced on 64bit little endian and 32bit big endian powerpc.