1 files changed, 131 insertions, 0 deletions
diff --git a/test/COFF/lto-comdat.ll b/test/COFF/lto-comdat.ll
new file mode 100644
index 0000000000000..aaa7a16c4afba
--- /dev/null
+++ b/test/COFF/lto-comdat.ll
@@ -0,0 +1,131 @@
+; RUN: llvm-as -o %T/comdat-main.lto.obj %s
+; RUN: llvm-as -o %T/comdat1.lto.obj %S/Inputs/lto-comdat1.ll
+; RUN: llvm-as -o %T/comdat2.lto.obj %S/Inputs/lto-comdat2.ll
+; RUN: rm -f %T/comdat.lto.lib
+; RUN: llvm-ar cru %T/comdat.lto.lib %T/comdat1.lto.obj %T/comdat2.lto.obj
+
+; RUN: llc -filetype=obj -o %T/comdat-main.obj %s
+; RUN: llc -filetype=obj -o %T/comdat1.obj %S/Inputs/lto-comdat1.ll
+; RUN: llc -filetype=obj -o %T/comdat2.obj %S/Inputs/lto-comdat2.ll
+; RUN: rm -f %T/comdat.lib
+; RUN: llvm-ar cru %T/comdat.lib %T/comdat1.obj %T/comdat2.obj
+
+; RUN: lld-link /out:%T/comdat-main.exe /entry:main /subsystem:console %T/comdat-main.lto.obj %T/comdat1.lto.obj %T/comdat2.lto.obj
+; RUN: llvm-readobj -file-headers %T/comdat-main.exe | FileCheck -check-prefix=HEADERS-11 %s
+; RUN: llvm-objdump -d %T/comdat-main.exe | FileCheck -check-prefix=TEXT-11 %s
+; RUN: lld-link /out:%T/comdat-main.exe /entry:main /subsystem:console %T/comdat-main.lto.obj %T/comdat.lto.lib
+; RUN: llvm-readobj -file-headers %T/comdat-main.exe | FileCheck -check-prefix=HEADERS-11 %s
+; RUN: llvm-objdump -d %T/comdat-main.exe | FileCheck -check-prefix=TEXT-11 %s
+
+; RUN: lld-link /out:%T/comdat-main.exe /entry:main /subsystem:console %T/comdat-main.obj %T/comdat1.lto.obj %T/comdat2.lto.obj
+; RUN: llvm-readobj -file-headers %T/comdat-main.exe | FileCheck -check-prefix=HEADERS-01 %s
+; RUN: llvm-objdump -d %T/comdat-main.exe | FileCheck -check-prefix=TEXT-01 %s
+; RUN: lld-link /out:%T/comdat-main.exe /entry:main /subsystem:console %T/comdat-main.obj %T/comdat.lto.lib
+; RUN: llvm-readobj -file-headers %T/comdat-main.exe | FileCheck -check-prefix=HEADERS-01 %s
+; RUN: llvm-objdump -d %T/comdat-main.exe | FileCheck -check-prefix=TEXT-01 %s
+
+; RUN: lld-link /out:%T/comdat-main.exe /entry:main /subsystem:console %T/comdat-main.lto.obj %T/comdat1.obj %T/comdat2.obj
+; RUN: llvm-readobj -file-headers %T/comdat-main.exe | FileCheck -check-prefix=HEADERS-10 %s
+; RUN: llvm-objdump -d %T/comdat-main.exe | FileCheck -check-prefix=TEXT-10 %s
+; RUN: lld-link /out:%T/comdat-main.exe /entry:main /subsystem:console %T/comdat-main.lto.obj %T/comdat.lib
+; RUN: llvm-readobj -file-headers %T/comdat-main.exe | FileCheck -check-prefix=HEADERS-10 %s
+; RUN: llvm-objdump -d %T/comdat-main.exe | FileCheck -check-prefix=TEXT-10 %s
+
+; HEADERS-11: AddressOfEntryPoint: 0x1000
+; TEXT-11: Disassembly of section .text:
+; TEXT-11-NEXT: .text:
+; TEXT-11-NEXT: xorl	%eax, %eax
+; TEXT-11-NEXT: retq
+
+; HEADERS-01: AddressOfEntryPoint: 0x2000
+; TEXT-01: Disassembly of section .text:
+; TEXT-01-NEXT: .text:
+; TEXT-01-NEXT: subq	$40, %rsp
+; TEXT-01-NEXT: callq	39
+; TEXT-01-NEXT: callq	50
+; TEXT-01-NEXT: callq	13
+; TEXT-01-NEXT: xorl	%eax, %eax
+; TEXT-01-NEXT: addq	$40, %rsp
+; TEXT-01-NEXT: retq
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: retq
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: int3
+; TEXT-01-NEXT: retq
+; TEXT-01-NEXT: nopw	%cs:(%rax,%rax)
+; TEXT-01-NEXT: retq
+
+; HEADERS-10: AddressOfEntryPoint: 0x2030
+; TEXT-10: Disassembly of section .text:
+; TEXT-10-NEXT: .text:
+; TEXT-10-NEXT: subq	$40, %rsp
+; TEXT-10-NEXT: callq	7
+; TEXT-10-NEXT: nop
+; TEXT-10-NEXT: addq	$40, %rsp
+; TEXT-10-NEXT: retq
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: retq
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: subq	$40, %rsp
+; TEXT-10-NEXT: callq	-25
+; TEXT-10-NEXT: nop
+; TEXT-10-NEXT: addq	$40, %rsp
+; TEXT-10-NEXT: retq
+; TEXT-10-NEXT: int3
+; TEXT-10-NEXT: subq	$40, %rsp
+; TEXT-10-NEXT: callq	-57
+; TEXT-10-NEXT: callq	-30
+; TEXT-10-NEXT: xorl	%eax, %eax
+; TEXT-10-NEXT: addq	$40, %rsp
+; TEXT-10-NEXT: retq
+
+target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-pc-windows-msvc"
+
+$comdat = comdat any
+
+define i32 @main() {
+  call void @f1()
+  call void @f2()
+  call void @comdat()
+  ret i32 0
+}
+
+define linkonce_odr void @comdat() comdat {
+  ret void
+}
+
+declare void @f1()
+declare void @f2()