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- ; RUN: opt -S -basicaa -gvn < %s | FileCheck %s
- ; PR10872
- target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
- target triple = "x86_64-apple-macosx10.7"
- @z = internal global i32 0, align 4
- @y = internal global i32 0, align 4
- @x = internal constant i32 0, align 4
- ; CHECK: @test
- define i32 @test() nounwind uwtable ssp {
- entry:
- store i32 1, i32* @z
- tail call void @memset_pattern16(i8* bitcast (i32* @y to i8*), i8* bitcast (i32* @x to i8*), i64 4) nounwind
- ; CHECK-NOT: load
- %l = load i32, i32* @z
- ; CHECK: ret i32 1
- ret i32 %l
- }
- declare void @memset_pattern16(i8*, i8*, i64)
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