1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-31 16:02:52 +01:00
llvm-mirror/test/Transforms/InstCombine/strcpy_chk-64.ll
Eric Christopher 7f724c8079 If we don't know how long a string is we can't fold an _chk version to the
normal version.

Fixes rdar://9123638

llvm-svn: 127636
2011-03-15 00:25:41 +00:00

19 lines
667 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
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-darwin10.0.0"
define void @func(i8* %i) nounwind ssp {
; CHECK: @func
; CHECK: @__strcpy_chk(i8* %arraydecay, i8* %i, i64 32)
entry:
%s = alloca [32 x i8], align 16
%arraydecay = getelementptr inbounds [32 x i8]* %s, i32 0, i32 0
%call = call i8* @__strcpy_chk(i8* %arraydecay, i8* %i, i64 32)
call void @func2(i8* %arraydecay)
ret void
}
declare i8* @__strcpy_chk(i8*, i8*, i64) nounwind
declare void @func2(i8*)