llvm-project/llvm/test/Transforms/ADCE/2002-07-17-AssertionFailure.ll

15 lines
595 B
LLVM

; This testcase fails because ADCE does not correctly delete the chain of
; three instructions that are dead here. Ironically there were a dead basic
; block in this function, it would work fine, but that would be the part we
; have to fix now, wouldn't it....
;
; RUN: opt < %s -adce -S | FileCheck %s
define void @foo(i8* %reg5481) {
%cast611 = bitcast i8* %reg5481 to i8** ; <i8**> [#uses=1]
%reg162 = load i8*, i8** %cast611 ; <i8*> [#uses=1]
; CHECK-NOT: ptrtoint
ptrtoint i8* %reg162 to i32 ; <i32>:1 [#uses=0]
ret void
}