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; RUN: llc %s -o - | FileCheck %s
; ModuleID = 'throws-cfi-no-fp.cpp'
source_filename = "throws-cfi-no-fp.cpp"
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
$__clang_call_terminate = comdat any
@_ZL11ShouldThrow = internal unnamed_addr global i1 false, align 1
@_ZTIi = external constant i8*
@str = private unnamed_addr constant [20 x i8] c"Threw an exception!\00"
; Function Attrs: uwtable
define void @_Z6throwsv() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
; CHECK-LABEL: _Z6throwsv:
; CHECK: popq %rbx
; CHECK-NEXT: .cfi_def_cfa_offset 8
; CHECK-NEXT: retq
; CHECK-NEXT: .LBB0_1:
; CHECK-NEXT: .cfi_def_cfa_offset 16
entry:
%.b5 = load i1, i1* @_ZL11ShouldThrow, align 1
br i1 %.b5, label %if.then, label %try.cont
if.then: ; preds = %entry
%exception = tail call i8* @__cxa_allocate_exception(i64 4)
%0 = bitcast i8* %exception to i32*
store i32 1, i32* %0, align 16
invoke void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null)
to label %unreachable unwind label %lpad
lpad: ; preds = %if.then
%1 = landingpad { i8*, i32 }
catch i8* null
%2 = extractvalue { i8*, i32 } %1, 0
%3 = tail call i8* @__cxa_begin_catch(i8* %2)
%puts = tail call i32 @puts(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @str, i64 0, i64 0))
invoke void @__cxa_rethrow() #4
to label %unreachable unwind label %lpad1
lpad1: ; preds = %lpad
%4 = landingpad { i8*, i32 }
cleanup
invoke void @__cxa_end_catch()
to label %eh.resume unwind label %terminate.lpad
try.cont: ; preds = %entry
ret void
eh.resume: ; preds = %lpad1
resume { i8*, i32 } %4
terminate.lpad: ; preds = %lpad1
%5 = landingpad { i8*, i32 }
catch i8* null
%6 = extractvalue { i8*, i32 } %5, 0
tail call void @__clang_call_terminate(i8* %6)
unreachable
unreachable: ; preds = %lpad, %if.then
unreachable
}
declare i8* @__cxa_allocate_exception(i64)
declare void @__cxa_throw(i8*, i8*, i8*)
declare i32 @__gxx_personality_v0(...)
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_rethrow()
declare void @__cxa_end_catch()
; Function Attrs: noinline noreturn nounwind
declare void @__clang_call_terminate(i8*)
declare void @_ZSt9terminatev()
; Function Attrs: nounwind
declare i32 @puts(i8* nocapture readonly)
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10}
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 6.0.0 (https://github.com/llvm-mirror/clang.git 316ebefb7fff8ad324a08a694347500b6cd7c95f) (https://github.com/llvm-mirror/llvm.git dcae9be81fc17cdfbe989402354d3c8ecd0a2c79)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
!3 = !DIFile(filename: "throws-cfi-no-fp.cpp", directory: "epilogue-dwarf/test")
!4 = !{}
!5 = !{}
!8 = !{i32 2, !"Dwarf Version", i32 4}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
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