llvm-project/clang/test/CodeGenCXX/instantiate-blocks.cpp

60 lines
891 B
C++

// RUN: %clang_cc1 -fblocks -emit-llvm -o - %s
// rdar : // 6182276
template <typename T> T foo(T t)
{
void (^block)(int);
return 1;
}
int test1(void)
{
int i = 1;
int b = 2;
i = foo(b);
return 0;
}
template <typename T, typename T1> void foo(T t, T1 r)
{
T block_arg;
__block T1 byref_block_arg;
T1 (^block)(char, T, T1, double) =
^ T1 (char ch, T arg, T1 arg2, double d1) { byref_block_arg = arg2;
return byref_block_arg + block_arg + arg; };
void (^block2)() = ^{};
}
void test2(void)
{
foo(100, 'a');
}
namespace rdar6182276 {
extern "C" {
int printf(const char *, ...);
}
template <typename T> T foo(T t)
{
void (^testing)(int) = ^(int bar) { printf("bar is %d\n", bar); };
printf("bar is\n");
return 1;
}
template <typename T> void gorf(T t)
{
foo(t);
}
void test(void)
{
gorf(2);
}
}