; RUN: llc -O0 < %s -march=x86-64 | FileCheck %s ; ModuleID = 'ts.c' 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" @p = common global i8* null, align 8 ; <i8**> [#uses=4] @.str = private constant [3 x i8] c"Hi\00" ; <[3 x i8]*> [#uses=1] define void @bar() nounwind ssp { entry: %tmp = load i8*, i8** @p ; <i8*> [#uses=1] %0 = call i64 @llvm.objectsize.i64.p0i8(i8* %tmp, i1 0) ; <i64> [#uses=1] %cmp = icmp ne i64 %0, -1 ; <i1> [#uses=1] ; CHECK: movq $-1, [[RAX:%r..]] ; CHECK: cmpq $-1, [[RAX]] br i1 %cmp, label %cond.true, label %cond.false cond.true: ; preds = %entry %tmp1 = load i8*, i8** @p ; <i8*> [#uses=1] %tmp2 = load i8*, i8** @p ; <i8*> [#uses=1] %1 = call i64 @llvm.objectsize.i64.p0i8(i8* %tmp2, i1 1) ; <i64> [#uses=1] %call = call i8* @__strcpy_chk(i8* %tmp1, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i64 %1) ssp ; <i8*> [#uses=1] br label %cond.end cond.false: ; preds = %entry %tmp3 = load i8*, i8** @p ; <i8*> [#uses=1] %call4 = call i8* @__inline_strcpy_chk(i8* %tmp3, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0)) ssp ; <i8*> [#uses=1] br label %cond.end cond.end: ; preds = %cond.false, %cond.true %cond = phi i8* [ %call, %cond.true ], [ %call4, %cond.false ] ; <i8*> [#uses=0] ret void } declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) nounwind readonly declare i8* @__strcpy_chk(i8*, i8*, i64) ssp define internal i8* @__inline_strcpy_chk(i8* %__dest, i8* %__src) nounwind ssp { entry: %retval = alloca i8* ; <i8**> [#uses=2] %__dest.addr = alloca i8* ; <i8**> [#uses=3] %__src.addr = alloca i8* ; <i8**> [#uses=2] store i8* %__dest, i8** %__dest.addr store i8* %__src, i8** %__src.addr %tmp = load i8*, i8** %__dest.addr ; <i8*> [#uses=1] %tmp1 = load i8*, i8** %__src.addr ; <i8*> [#uses=1] %tmp2 = load i8*, i8** %__dest.addr ; <i8*> [#uses=1] %0 = call i64 @llvm.objectsize.i64.p0i8(i8* %tmp2, i1 1) ; <i64> [#uses=1] %call = call i8* @__strcpy_chk(i8* %tmp, i8* %tmp1, i64 %0) ssp ; <i8*> [#uses=1] store i8* %call, i8** %retval %1 = load i8*, i8** %retval ; <i8*> [#uses=1] ret i8* %1 }