From 45b533945f0851ec234ca846e1af5ee1e4df0b6e Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Wed, 30 Dec 2015 11:49:41 +0000 Subject: Vendor import of clang trunk r256633: https://llvm.org/svn/llvm-project/cfe/trunk@256633 --- test/CodeGenCXX/pass-object-size.cpp | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 test/CodeGenCXX/pass-object-size.cpp (limited to 'test/CodeGenCXX/pass-object-size.cpp') diff --git a/test/CodeGenCXX/pass-object-size.cpp b/test/CodeGenCXX/pass-object-size.cpp new file mode 100644 index 000000000000..254669b97627 --- /dev/null +++ b/test/CodeGenCXX/pass-object-size.cpp @@ -0,0 +1,27 @@ +// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -O0 %s -o - 2>&1 -std=c++11 | FileCheck %s + +int gi; + +namespace lambdas { +// CHECK-LABEL: define void @_ZN7lambdas7LambdasEPc +void Lambdas(char *ptr) { + auto L1 = [](void *const p __attribute__((pass_object_size(0)))) { + return __builtin_object_size(p, 0); + }; + + int i = 0; + auto L2 = [&i](void *const p __attribute__((pass_object_size(0)))) { + return __builtin_object_size(p, 0) + i; + }; + + // CHECK: @llvm.objectsize + gi = L1(ptr); + // CHECK: @llvm.objectsize + gi = L2(ptr); +} + +// CHECK-DAG: define internal i64 @"_ZZN7lambdas7LambdasEPcENK3$_0clEPvU17pass_object_size0" +// CHECK-NOT: call i64 @llvm.objectsize +// CHECK-DAG: define internal i64 @"_ZZN7lambdas7LambdasEPcENK3$_1clEPvU17pass_object_size0" +// CHECK-NOT: call i64 @llvm.objectsize +} -- cgit v1.2.3