llvm-project/lld/test/wasm/debuginfo-undefined-global.s

25 lines
706 B
ArmAsm

# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -o %t.o %s
# RUN: wasm-ld -o %t.wasm %t.o
# RUN: obj2yaml %t.wasm | FileCheck %s
# Debug sections are allowed to contains references to non-live symbols that
# then get GC'd. In this test the .debug_info seciton contains a reference to
# foo which is not otherwise used and will not be marked a live in the output.
# Verify the tombstone value is written to debug_info section.
.globaltype foo, i32
.globl _start
_start:
.functype _start () -> ()
end_function
.section .debug_info,"",@
.int32 foo
foo:
# CHECK: - Type: CUSTOM
# CHECK-NEXT: Name: .debug_info
# CHECK-NEXT: Payload: FFFFFFFF