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1; RUN: llc -mcpu=core2 -mtriple=i686-pc-win32 -O0 < %s | FileCheck --check-prefix=X86 %s2 3; This LL file was generated by running clang on the following code with4; -fsanitize=address5; D:\asan.c:6; 1 int foo(void) {7; 2 return 0;8; 3 }9 10; The module ctor has no debug info. All we have to do is don't crash.11; X86: _asan.module_ctor:12; X86-NEXT: L{{.*}}:13; X86: # %bb.14; X86-NEXT: calll ___asan_init_v315; X86-NEXT: retl16 17; Make sure we don't put any DWARF debug info for ASan-instrumented modules.18; X86-NOT: DWARF19 20; ModuleID = 'asan.c'21target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"22target triple = "i686-pc-win32"23 24@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 1, ptr @asan.module_ctor, ptr null }]25 26; Function Attrs: nounwind sanitize_address27define i32 @foo() #0 !dbg !4 {28entry:29 ret i32 0, !dbg !1030}31 32define internal void @asan.module_ctor() {33 call void @__asan_init_v3()34 ret void35}36 37declare void @__asan_init_v3()38 39declare void @__asan_report_load1(i32)40 41declare void @__asan_report_load2(i32)42 43declare void @__asan_report_load4(i32)44 45declare void @__asan_report_load8(i32)46 47declare void @__asan_report_load16(i32)48 49declare void @__asan_report_store1(i32)50 51declare void @__asan_report_store2(i32)52 53declare void @__asan_report_store4(i32)54 55declare void @__asan_report_store8(i32)56 57declare void @__asan_report_store16(i32)58 59declare void @__asan_report_load_n(i32, i32)60 61declare void @__asan_report_store_n(i32, i32)62 63declare void @__asan_handle_no_return()64 65declare void @__sanitizer_cov()66 67declare void @__sanitizer_ptr_cmp(i32, i32)68 69declare void @__sanitizer_ptr_sub(i32, i32)70 71declare void @__asan_before_dynamic_init(i32)72 73declare void @__asan_after_dynamic_init()74 75declare void @__asan_register_globals(i32, i32)76 77declare void @__asan_unregister_globals(i32, i32)78 79attributes #0 = { nounwind sanitize_address "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "use-soft-float"="false" }80 81!llvm.dbg.cu = !{!0}82!llvm.module.flags = !{!7, !8}83!llvm.ident = !{!9}84 85!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: LineTablesOnly, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)86!1 = !DIFile(filename: "asan.c", directory: "D:\5C")87!2 = !{}88!4 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, retainedNodes: !2)89!5 = !DIFile(filename: "asan.c", directory: "D:C")90!6 = !DISubroutineType(types: !2)91!7 = !{i32 2, !"CodeView", i32 1}92!8 = !{i32 1, !"Debug Info Version", i32 3}93!9 = !{!"clang version 3.5.0 "}94!10 = !DILocation(line: 2, scope: !4)95