llvm-for-llvmta/test/CodeGen/X86/memset-3.ll

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2022-04-25 10:02:23 +02:00
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=i386-apple-darwin < %s | FileCheck %s --implicit-check-not memset
; PR6767
define void @t() nounwind ssp {
; CHECK-LABEL: t:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: subl $512, %esp ## imm = 0x200
; CHECK-NEXT: ud2
entry:
%buf = alloca [512 x i8], align 1
%ptr = getelementptr inbounds [512 x i8], [512 x i8]* %buf, i32 0, i32 0
call void @llvm.memset.p0i8.i32(i8* %ptr, i8 undef, i32 512, i1 false)
unreachable
}
declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1) nounwind