# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -filetype=obj %s -o %t.o
# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -filetype=obj %S/Inputs/archive1.s -o %t.a1.o
# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -filetype=obj %S/Inputs/archive2.s -o %t.a2.o
# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -filetype=obj %S/Inputs/archive3.s -o %t.a3.o
# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown %p/Inputs/hello.s -o %t.hello.o
# RUN: rm -f %t.a
# RUN: llvm-ar rcs %t.a %t.a1.o %t.a2.o %t.a3.o %t.hello.o
# RUN: rm -f %t.imports
# RUN: not wasm-ld %t.a %t.o -o %t.wasm 2>&1 | FileCheck -check-prefix=CHECK-UNDEFINED %s

# CHECK-UNDEFINED: undefined symbol: missing_func

# RUN: echo 'missing_func' > %t.imports
# RUN: wasm-ld -r %t.a %t.o -o %t.wasm

# RUN: llvm-nm -a %t.wasm | FileCheck %s

.functype foo () -> (i32)
.functype missing_func () -> ()

.globl _start
_start:
  .functype _start () -> ()
  call foo
  drop
  call missing_func
  end_function

# Verify that mutually dependant object files in an archive is handled
# correctly.  Since we're using llvm-nm, we must link with --relocatable.
#
# TODO(ncw): Update LLD so that the symbol table is written out for
#   non-relocatable output (with an option to strip it)

# CHECK:      00000016 T _start
# CHECK-NEXT: 0000000a T archive2_symbol
# CHECK-NEXT: 00000001 T bar
# CHECK-NEXT: 0000000d T foo
# CHECK-NEXT:          U missing_func

# Verify that symbols from unused objects don't appear in the symbol table
# CHECK-NOT: hello

# Specifying the same archive twice is allowed.
# RUN: wasm-ld %t.a %t.a %t.o -o %t.wasm

# Verfiy errors include library name
# RUN: not wasm-ld -u archive2_symbol -u archive3_symbol %t.a %t.o -o %t.wasm 2>&1 | FileCheck -check-prefix=CHECK-DUP %s
# And that this also works with --whole-archive
# RUN: not wasm-ld -u archive2_symbol -u archive3_symbol --whole-archive %t.a %t.o -o %t.wasm 2>&1 | FileCheck -check-prefix=CHECK-DUP %s
# CHECK-DUP: error: duplicate symbol: bar
# CHECK-DUP: >>> defined in {{.*}}.a({{.*}}.a2.o)
# CHECK-DUP: >>> defined in {{.*}}.a({{.*}}.a3.o)