; RUN: opt < %s -aa-pipeline=cfl-steens-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s ; CHECK-LABEL: Function: test1 ; CHECK-DAG: MayAlias: i32* %X, i32* %tmp ; CHECK-DAG: MayAlias: i8** %ap, i32* %tmp ; CHECK-DAG: NoAlias: i8** %ap, i8** %aq ; CHECK-DAG: MayAlias: i8** %aq, i32* %tmp define i32* @test1(i32* %X, ...) { ; Initialize variable argument processing %ap = alloca i8* %ap2 = bitcast i8** %ap to i8* call void @llvm.va_start(i8* %ap2) ; Read a single pointer argument %tmp = va_arg i8** %ap, i32* ; Demonstrate usage of llvm.va_copy and llvm.va_end %aq = alloca i8* %aq2 = bitcast i8** %aq to i8* call void @llvm.va_copy(i8* %aq2, i8* %ap2) call void @llvm.va_end(i8* %aq2) ; Stop processing of arguments. call void @llvm.va_end(i8* %ap2) load i32, i32* %X load i8*, i8** %ap load i8*, i8** %aq load i32, i32* %tmp ret i32* %tmp } declare void @llvm.va_start(i8*) declare void @llvm.va_copy(i8*, i8*) declare void @llvm.va_end(i8*)