blocks-irgen.mm
722 Bytes
// RUN: %clang_cc1 -std=c++11 -fblocks -emit-llvm -o - -triple x86_64-apple-darwin11.3 %s | FileCheck %s
namespace PR12746 {
// CHECK: define zeroext i1 @_ZN7PR127462f1EPi
bool f1(int *x) {
// CHECK: store i8* bitcast (i1 (i8*)* @___ZN7PR127462f1EPi_block_invoke to i8*)
bool (^outer)() = ^ {
auto inner = [&]() -> bool {
return x == 0;
};
return inner();
};
return outer();
}
// CHECK: define internal zeroext i1 @___ZN7PR127462f1EPi_block_invoke
// CHECK: call zeroext i1 @"_ZZZN7PR127462f1EPiEUb_ENK3$_0clEv"
bool f2(int *x) {
auto outer = [&]() -> bool {
bool (^inner)() = ^ {
return x == 0;
};
return inner();
};
return outer();
}
}