llvm/test/Transforms/SCCP/crash.ll
Chris Lattner 103f2434b8 fix a crash in SCCP handling extractvalue of an array, pointed out and
tracked down by Stephan Reiter!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86726 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-10 22:02:09 +00:00

30 lines
649 B
LLVM

; RUN: opt %s -sccp -S
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
target triple = "x86_64-apple-darwin10.0"
define void @test1(i8 %arg) {
entry:
br i1 undef, label %return, label %bb
bb:
br label %bb34
bb23:
%c = icmp eq i8 %arg, undef
br i1 %c, label %bb34, label %bb23
bb34:
%Kind.1 = phi i32 [ undef, %bb ], [ %ins174, %bb23 ]
%mask173 = or i32 %Kind.1, 7
%ins174 = and i32 %mask173, -249
br label %bb23
return:
ret void
}
define i32 @test2([4 x i32] %A) {
%B = extractvalue [4 x i32] %A, 1
ret i32 %B
}