llvm-project/llvm/test/Transforms/ScalarRepl/badarray.ll

21 lines
635 B
LLVM

; RUN: llvm-as < %s | opt -scalarrepl -instcombine | llvm-dis | not grep alloca
; PR3466
define i32 @test() {
%X = alloca [4 x i32] ; <[4 x i32]*> [#uses=1]
; Off end of array!
%Y = getelementptr [4 x i32]* %X, i64 0, i64 6 ; <i32*> [#uses=2]
store i32 0, i32* %Y
%Z = load i32* %Y ; <i32> [#uses=1]
ret i32 %Z
}
define i32 @test2() nounwind {
entry:
%yx2.i = alloca float, align 4 ; <float*> [#uses=1]
%yx26.i = bitcast float* %yx2.i to i64* ; <i64*> [#uses=1]
%0 = load i64* %yx26.i, align 8 ; <i64> [#uses=0]
unreachable
}