blob: b20e96bc5555cd0a95f096a72ee4889d203e15ad [file] [log] [blame]
; Test that the memmove library call simplifier works correctly.
;
; RUN: opt < %s -instcombine -S | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
declare i8 @memmove(i8*, i8*, i32)
; Check that memmove functions with the wrong prototype aren't simplified.
define i8 @test_no_simplify1(i8* %mem1, i8* %mem2, i32 %size) {
; CHECK-LABEL: @test_no_simplify1(
%ret = call i8 @memmove(i8* %mem1, i8* %mem2, i32 %size)
; CHECK: call i8 @memmove
ret i8 %ret
; CHECK: ret i8 %ret
}