```
.type foo,@gnu_indirect_function
.set foo,foo_resolver
.set foo2,foo
.set foo3,foo2
```
The types of foo2 and foo3 should be STT_GNU_IFUNC, but we currently
resolve them to the type of foo_resolver. This patch fixes it.
Differential Revision: https://reviews.llvm.org/D67206
Patch by Senran Zhang
llvm-svn: 371312
Fangrui Song