mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
e6d5d39c07
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48538 91177308-0d34-0410-b5e6-96231b3b80d8
17 lines
394 B
LLVM
17 lines
394 B
LLVM
; This testcases makes sure that mem2reg can handle unreachable blocks.
|
|
; RUN: llvm-as < %s | opt -mem2reg
|
|
|
|
define i32 @test() {
|
|
%X = alloca i32 ; <i32*> [#uses=2]
|
|
store i32 6, i32* %X
|
|
br label %Loop
|
|
Loop: ; preds = %EndOfLoop, %0
|
|
store i32 5, i32* %X
|
|
br label %EndOfLoop
|
|
Unreachable: ; No predecessors!
|
|
br label %EndOfLoop
|
|
EndOfLoop: ; preds = %Unreachable, %Loop
|
|
br label %Loop
|
|
}
|
|
|