llvm-capstone/lld/test/wasm/export-name.ll
Dan Gohman 66bfbedbdf [WebAssembly] Support wasm exports with zero-length names.
Zero-length strings are valid export names in WebAssembly, so allow
users to specify them.

Differential Revision: https://reviews.llvm.org/D71793
2020-03-26 16:20:43 -07:00

38 lines
965 B
LLVM

; RUN: llc -filetype=obj %s -o %t.o
; RUN: wasm-ld -o %t.wasm %t.o
; RUN: obj2yaml %t.wasm | FileCheck %s
target triple = "wasm32-unknown-unknown"
define void @foo() #0 {
ret void
}
define void @qux() #1 {
ret void
}
define void @_start() {
call void @foo()
ret void
}
attributes #0 = { "wasm-export-name"="bar" }
attributes #1 = { "wasm-export-name"="" }
; CHECK: - Type: EXPORT
; CHECK-NEXT: Exports:
; CHECK-NEXT: - Name: memory
; CHECK-NEXT: Kind: MEMORY
; CHECK-NEXT: Index: 0
; CHECK-NEXT: - Name: bar
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Index: 0
; CHECK-NEXT: - Name: ''
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Index: 1
; CHECK-NEXT: - Name: _start
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Index: 2