Imagine next script:
SECTIONS { BYTE(0x11); }
Section content written to disk will be 0x11. Previous LLD behavior was to make this
section SHT_NOBITS. What is not correct because section has content.
ld.bfd makes such sections SHT_PROGBITS, this patch do the same.
This fixes PR32537
Differential revision: https://reviews.llvm.org/D32016
llvm-svn: 300317