1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -std=c++11 -fblocks -fobjc-arc | FileCheck %s 2 3 // CHECK: define internal void @___Z16test_default_argi_block_invoke(i8* %[[BLOCK_DESCRIPTOR:.*]]) 4 // CHECK: %[[BLOCK:.*]] = bitcast i8* %[[BLOCK_DESCRIPTOR]] to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, i32 }>* 5 // CHECK: %[[BLOCK_CAPTURE_ADDR:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, i32 }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, i32 }>* %[[BLOCK]], i32 0, i32 5 6 // CHECK: %[[V0:.*]] = load i32, i32* %[[BLOCK_CAPTURE_ADDR]] 7 // CHECK: call void @_Z4foo1i(i32 %[[V0]]) 8 9 void foo1(int); 10 11 void test_default_arg(const int a = 42) { 12 auto block = ^{ 13 foo1(a); 14 }; 15 block(); 16 } 17
