| ; RUN: llc -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s |
| |
| |
| @_ZTIi = external constant i8* |
| |
| ; Function is marked as nounwind but it still throws with __cxa_throw and |
| ; calls __cxa_call_unexpected. |
| ; Need to make sure that we do not only have a debug frame. |
| ; Function Attrs: noreturn nounwind |
| define void @_Z4funcv() local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { |
| entry: |
| %exception = tail call i8* @__cxa_allocate_exception(i64 4) |
| %0 = bitcast i8* %exception to i32* |
| store i32 100, 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 = %entry |
| %1 = landingpad { i8*, i32 } |
| filter [0 x i8*] zeroinitializer |
| %2 = extractvalue { i8*, i32 } %1, 0 |
| tail call void @__cxa_call_unexpected(i8* %2) |
| unreachable |
| |
| unreachable: ; preds = %entry |
| unreachable |
| ; CHECK-LABEL: _Z4funcv |
| ; CHECK-NOT: .debug_frame |
| ; CHECK: .cfi_personality |
| ; CHECK: .cfi_endproc |
| } |
| |
| declare i8* @__cxa_allocate_exception(i64) local_unnamed_addr |
| |
| declare void @__cxa_throw(i8*, i8*, i8*) local_unnamed_addr |
| |
| declare i32 @__gxx_personality_v0(...) |
| |
| declare void @__cxa_call_unexpected(i8*) local_unnamed_addr |
| |
| |
| attributes #0 = { noreturn nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| |
