# REQUIRES: x86
# RUN: mkdir -p %t
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t/test.o
# RUN: echo ".globl _foo; .text; _foo: _bar: ret" | \
# RUN:   llvm-mc -filetype=obj -triple=x86_64-apple-darwin -o %t/foo.o
# RUN: rm -f %t/foo.a
# RUN: llvm-ar rcs %t/foo.a %t/foo.o

# FOO-FIRST: <_foo>:
# FOO-FIRST: <_main>:

# FOO-SECOND: <_main>:
# FOO-SECOND: <_foo>:

# RUN: echo "_foo # just a comment" > %t/ord-1
# RUN: echo "_main # another comment" >> %t/ord-1
# RUN: %lld -o %t/test-1 %t/test.o %t/foo.o -order_file %t/ord-1
# RUN: llvm-objdump -d %t/test-1 | FileCheck %s --check-prefix=FOO-FIRST
## Output should be the same regardless of the command-line order of object files
# RUN: %lld -o %t/test-1 %t/foo.o %t/test.o -order_file %t/ord-1
# RUN: llvm-objdump -d %t/test-1 | FileCheck %s --check-prefix=FOO-FIRST

# RUN: echo "_main # just a comment" > %t/ord-2
# RUN: echo "_foo # another comment" >> %t/ord-2
# RUN: %lld -o %t/test-2 %t/test.o %t/foo.o -order_file %t/ord-2
# RUN: llvm-objdump -d %t/test-2 | FileCheck %s --check-prefix=FOO-SECOND
# RUN: %lld -o %t/test-2 %t/foo.o %t/test.o -order_file %t/ord-2
# RUN: llvm-objdump -d %t/test-2 | FileCheck %s --check-prefix=FOO-SECOND

# RUN: echo "foo.o:_foo" > %t/ord-file-match
# RUN: echo "_main" >> %t/ord-file-match
# RUN: %lld -o %t/test-file-match %t/test.o %t/foo.o -order_file %t/ord-file-match
# RUN: llvm-objdump -d %t/test-file-match | FileCheck %s --check-prefix=FOO-FIRST
## Output should be the same regardless of the command-line order of object files
# RUN: %lld -o %t/test-file-match %t/foo.o %t/test.o -order_file %t/ord-file-match
# RUN: llvm-objdump -d %t/test-file-match | FileCheck %s --check-prefix=FOO-FIRST

# RUN: echo "bar.o:_foo" > %t/ord-file-nomatch
# RUN: echo "_main" >> %t/ord-file-nomatch
# RUN: echo "_foo" >> %t/ord-file-nomatch
# RUN: %lld -o %t/test-file-nomatch %t/test.o %t/foo.o -order_file %t/ord-file-nomatch
# RUN: llvm-objdump -d %t/test-file-nomatch | FileCheck %s --check-prefix=FOO-SECOND
# RUN: %lld -o %t/test-file-nomatch %t/foo.o %t/test.o -order_file %t/ord-file-nomatch
# RUN: llvm-objdump -d %t/test-file-nomatch | FileCheck %s --check-prefix=FOO-SECOND

# RUN: echo "x86_64:_foo" > %t/ord-arch-match
# RUN: echo "_main" >> %t/ord-arch-match
# RUN: %lld -o %t/test-arch-match %t/test.o %t/foo.o -order_file %t/ord-arch-match
# RUN: llvm-objdump -d %t/test-arch-match | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-arch-match %t/foo.o %t/test.o -order_file %t/ord-arch-match
# RUN: llvm-objdump -d %t/test-arch-match | FileCheck %s --check-prefix=FOO-FIRST

# RUN: echo "ppc:_foo" > %t/ord-arch-nomatch
# RUN: echo "_main" >> %t/ord-arch-nomatch
# RUN: echo "_foo" >> %t/ord-arch-nomatch
# RUN: %lld -o %t/test-arch-nomatch %t/test.o %t/foo.o -order_file %t/ord-arch-nomatch
# RUN: llvm-objdump -d %t/test-arch-nomatch | FileCheck %s --check-prefix=FOO-SECOND
# RUN: %lld -o %t/test-arch-nomatch %t/foo.o %t/test.o -order_file %t/ord-arch-nomatch
# RUN: llvm-objdump -d %t/test-arch-nomatch | FileCheck %s --check-prefix=FOO-SECOND

# RUN: echo "x86_64:bar.o:_foo" > %t/ord-arch-file-match
# RUN: echo "_main" >> %t/ord-arch-match
# RUN: %lld -o %t/test-arch-match %t/test.o %t/foo.o -order_file %t/ord-arch-match
# RUN: llvm-objdump -d %t/test-arch-match | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-arch-match %t/foo.o %t/test.o -order_file %t/ord-arch-match
# RUN: llvm-objdump -d %t/test-arch-match | FileCheck %s --check-prefix=FOO-FIRST

## Test archives

# RUN: %lld -o %t/test-archive-1 %t/test.o %t/foo.a -order_file %t/ord-1
# RUN: llvm-objdump -d %t/test-archive-1 | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-archive-1 %t/foo.a %t/test.o -order_file %t/ord-1
# RUN: llvm-objdump -d %t/test-archive-1 | FileCheck %s --check-prefix=FOO-FIRST

# RUN: %lld -o %t/test-archive-file-no-match %t/test.o %t/foo.a -order_file %t/ord-file-nomatch
# RUN: llvm-objdump -d %t/test-archive-file-no-match | FileCheck %s --check-prefix=FOO-SECOND
# RUN: %lld -o %t/test-archive %t/foo.a %t/test.o -order_file %t/ord-file-nomatch
# RUN: llvm-objdump -d %t/test-archive-file-no-match | FileCheck %s --check-prefix=FOO-SECOND

## The following tests check that if an address is matched by multiple order
## file entries, it should always use the lowest-ordered match.

# RUN: echo "_foo" > %t/ord-multiple-1
# RUN: echo "_main" >> %t/ord-multiple-1
# RUN: echo "foo.o:_foo" >> %t/ord-multiple-1
# RUN: %lld -o %t/test-1 %t/test.o %t/foo.o -order_file %t/ord-multiple-1
# RUN: llvm-objdump -d %t/test-1 | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-1 %t/foo.o %t/test.o -order_file %t/ord-multiple-1
# RUN: llvm-objdump -d %t/test-1 | FileCheck %s --check-prefix=FOO-FIRST

# RUN: echo "foo.o:_foo" > %t/ord-multiple-2
# RUN: echo "_main" >> %t/ord-multiple-2
# RUN: echo "_foo" >> %t/ord-multiple-2
# RUN: %lld -o %t/test-2 %t/test.o %t/foo.o -order_file %t/ord-multiple-2
# RUN: llvm-objdump -d %t/test-2 | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-2 %t/foo.o %t/test.o -order_file %t/ord-multiple-2
# RUN: llvm-objdump -d %t/test-2 | FileCheck %s --check-prefix=FOO-FIRST

# RUN: echo "_foo" > %t/ord-multiple-3
# RUN: echo "_main" >> %t/ord-multiple-3
# RUN: echo "_foo" >> %t/ord-multiple-3
# RUN: %lld -o %t/test-3 %t/test.o %t/foo.o -order_file %t/ord-multiple-3
# RUN: llvm-objdump -d %t/test-3 | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-3 %t/foo.o %t/test.o -order_file %t/ord-multiple-3
# RUN: llvm-objdump -d %t/test-3 | FileCheck %s --check-prefix=FOO-FIRST

# RUN: echo "foo.o:_foo" > %t/ord-multiple-4
# RUN: echo "_main" >> %t/ord-multiple-4
# RUN: echo "foo.o:_foo" >> %t/ord-multiple-4
# RUN: %lld -o %t/test-4 %t/test.o %t/foo.o -order_file %t/ord-multiple-4
# RUN: llvm-objdump -d %t/test-4 | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-4 %t/foo.o %t/test.o -order_file %t/ord-multiple-4
# RUN: llvm-objdump -d %t/test-4 | FileCheck %s --check-prefix=FOO-FIRST

## _foo and _bar both point to the same location. When both symbols appear in
## an order file, the location in question should be ordered according to the
## lowest-ordered symbol that references it.
# RUN: echo "_bar" > %t/ord-alias
# RUN: echo "_main" >> %t/ord-alias
# RUN: echo "_foo" >> %t/ord-alias
# RUN: %lld -o %t/test-alias %t/test.o %t/foo.o -order_file %t/ord-alias
# RUN: llvm-objdump -d %t/test-alias | FileCheck %s --check-prefix=FOO-FIRST
# RUN: %lld -o %t/test-alias %t/foo.o %t/test.o -order_file %t/ord-alias
# RUN: llvm-objdump -d %t/test-alias | FileCheck %s --check-prefix=FOO-FIRST

.text
.globl _main

_main:
  callq _foo
  ret