Compiler projects using llvm
# RUN: llvm-ifs --input-format=IFS --output-ifs - %s | FileCheck --check-prefixes=CHECK-DEFAULT %s
# RUN: llvm-ifs --input-format=IFS --output-ifs - %S/weak.ifs %s | FileCheck --check-prefixes=CHECK-MERGE %s

# CHECK-DEFAULT: --- !ifs-v1
# CHECK-DEFAULT-NEXT: IfsVersion: 3.0
# CHECK-DEFAULT-NEXT: Symbols:         []
# CHECK-DEFAULT-NEXT: ...

# CHECK-MERGE: --- !ifs-v1
# CHECK-MERGE-NEXT: IfsVersion: 3.0
# CHECK-MERGE-NEXT: Target: x86_64-unknown-linux-gnu
# CHECK-MERGE-NEXT: Symbols:
# CHECK-MERGE-DAG:  - { Name: _Z8weakFuncv, Type: Func, Weak: true }
# CHECK-MERGE-DAG:  - { Name: _Z10strongFuncv, Type: Func }
# CHECK-MERGE: ...

--- !ifs-v1
IfsVersion: 3.0
Symbols:         []
...