llvm-6502/test/Transforms/InstCombine/memset-2.ll

18 lines
582 B
LLVM
Raw Normal View History

; Test that the memset 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 @memset(i8*, i32, i32)
; Check that memset functions with the wrong prototype aren't simplified.
define i8 @test_no_simplify1(i8* %mem, i32 %val, i32 %size) {
; CHECK-LABEL: @test_no_simplify1(
%ret = call i8 @memset(i8* %mem, i32 %val, i32 %size)
; CHECK: call i8 @memset
ret i8 %ret
; CHECK: ret i8 %ret
}