blob: bfd7c899b59a6560cfcf292619f38edd34b3218e [file] [log] [blame]
; RUN: opt -disable-output -basicaa -print-memoryssa %s 2>&1 | FileCheck %s
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
define void @source_clobber(i8* %a, i8* %b) {
; CHECK-LABEL: @source_clobber(
; CHECK-NEXT: ; 1 = MemoryDef(liveOnEntry)
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 128, i32 1, i1 false)
; CHECK-NEXT: ; MemoryUse(liveOnEntry)
; CHECK-NEXT: [[X:%.*]] = load i8, i8* %b
; CHECK-NEXT: ret void
;
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 128, i32 1, i1 false)
%x = load i8, i8* %b
ret void
}