; RUN: llc -mcpu=core2 -mtriple=i686-pc-win32 -O0 < %s | FileCheck --check-prefix=X86 %s

; This LL file was generated by running clang on the following code with
; -fsanitize=address
; D:\asan.c:
; 1 int foo(void) {
; 2   return 0;
; 3 }

; The module ctor has no debug info.  All we have to do is don't crash.
; X86: _asan.module_ctor:
; X86-NEXT: # BB
; X86-NEXT: calll   ___asan_init_v3
; X86-NEXT: retl

; ModuleID = 'asan.c'
target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"
target triple = "i686-pc-win32"

@llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 1, void ()* @asan.module_ctor }]

; Function Attrs: nounwind sanitize_address
define i32 @foo() #0 {
entry:
  ret i32 0, !dbg !10
}

define internal void @asan.module_ctor() {
  call void @__asan_init_v3()
  ret void
}

declare void @__asan_init_v3()

declare void @__asan_report_load1(i32)

declare void @__asan_report_load2(i32)

declare void @__asan_report_load4(i32)

declare void @__asan_report_load8(i32)

declare void @__asan_report_load16(i32)

declare void @__asan_report_store1(i32)

declare void @__asan_report_store2(i32)

declare void @__asan_report_store4(i32)

declare void @__asan_report_store8(i32)

declare void @__asan_report_store16(i32)

declare void @__asan_report_load_n(i32, i32)

declare void @__asan_report_store_n(i32, i32)

declare void @__asan_handle_no_return()

declare void @__sanitizer_cov()

declare void @__sanitizer_ptr_cmp(i32, i32)

declare void @__sanitizer_ptr_sub(i32, i32)

declare void @__asan_before_dynamic_init(i32)

declare void @__asan_after_dynamic_init()

declare void @__asan_register_globals(i32, i32)

declare void @__asan_unregister_globals(i32, i32)

attributes #0 = { nounwind sanitize_address "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!7, !8}
!llvm.ident = !{!9}

!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 2} ; [ DW_TAG_compile_unit ] [D:\/asan.c] [DW_LANG_C99]
!1 = metadata !{metadata !"asan.c", metadata !"D:\5C"}
!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @foo, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
!5 = metadata !{i32 786473, metadata !1}          ; [ DW_TAG_file_type ] [D:\/asan.c]
!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !2, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!7 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
!8 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
!9 = metadata !{metadata !"clang version 3.5.0 "}
!10 = metadata !{i32 2, i32 0, metadata !4, null}