llvm-project/llvm/test/CodeGen/PowerPC/invalid-memcpy.ll

21 lines
676 B
LLVM

; RUN: llc < %s -march=ppc32
; RUN: llc < %s -march=ppc64
; This testcase is invalid (the alignment specified for memcpy is
; greater than the alignment guaranteed for Qux or C.0.1173, but it
; should compile, not crash the code generator.
@C.0.1173 = external constant [33 x i8] ; <[33 x i8]*> [#uses=1]
define void @Bork() {
entry:
%Qux = alloca [33 x i8] ; <[33 x i8]*> [#uses=1]
%Qux1 = bitcast [33 x i8]* %Qux to i8* ; <i8*> [#uses=1]
call void @llvm.memcpy.i64( i8* %Qux1, i8* getelementptr ([33 x i8]* @C.0.1173, i32 0, i32 0), i64 33, i32 8 )
ret void
}
declare void @llvm.memcpy.i64(i8*, i8*, i64, i32)