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llvm-mirror/test/Transforms/InstCombine/2010-05-30-memcpy-Struct.ll
Arthur Eubanks 8d9d580ae9 Revert "[BuildLibCalls/SimplifyLibCalls] Fix attributes on created CallInst instructions."
This reverts commit 1eda5453f2dcc9a9a4b4578fe74163c529974503.

Causes https://crbug.com/1223647:
Incompatible argument and return types for 'returned' attribute
  tail call void @llvm.memset.p0i8.i64(i8* noalias noundef returned writeonly align 1 dereferenceable(255) %arraydecay, i8 0, i64 255, i1 false), !dbg !985
2021-06-24 19:24:34 -07:00

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982 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -instcombine -S < %s | FileCheck %s
; PR7265
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-unknown-linux-gnu"
%union.anon = type { i32, [4 x i8] }
@.str = private constant [3 x i8] c"%s\00"
define void @CopyEventArg(%union.anon* %ev) nounwind {
; CHECK-LABEL: @CopyEventArg(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[CSTR:%.*]] = bitcast %union.anon* [[EV:%.*]] to i8*
; CHECK-NEXT: [[STRCPY:%.*]] = call i8* @strcpy(i8* noundef nonnull dereferenceable(1) undef, i8* noundef nonnull dereferenceable(1) [[CSTR]])
; CHECK-NEXT: ret void
;
entry:
%call = call i32 (i8*, i8*, ...) @sprintf(i8* undef, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), %union.anon* %ev) nounwind
ret void
}
declare i32 @sprintf(i8*, i8*, ...)