mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 19:52:54 +01:00
18 lines
461 B
LLVM
18 lines
461 B
LLVM
; RUN: llvm-as < %s -o /dev/null -f
|
|
|
|
; Dominance relationships is not calculated correctly for unreachable blocks,
|
|
; which causes the verifier to barf on this input.
|
|
|
|
define i32 @test(i1 %b) {
|
|
BB0:
|
|
ret i32 7 ; Loop is unreachable
|
|
|
|
Loop: ; preds = %L2, %Loop
|
|
%B = phi i32 [ %B, %L2 ], [ %B, %Loop ] ;PHI has same value always.
|
|
br i1 %b, label %L2, label %Loop
|
|
|
|
L2: ; preds = %Loop
|
|
br label %Loop
|
|
}
|
|
|