| // RUN: %clang -g -target bpf -S -emit-llvm %s -o - | FileCheck %s | |
| // | |
| // When linking BPF object files via bpftool, BTF info is required for | |
| // every symbol. BTF is generated from debug info. Ensure that debug info | |
| // is emitted for extern functions referenced via variable initializers. | |
| // | |
| // CHECK: !DISubprogram(name: "fn" | |
| extern void fn(void); | |
| void (*pfn) (void) = &fn; |