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// RUN: clang %s -emit-llvm -o %t -fblocks -f__block &&
// RUN: grep "_Block_object_dispose" %t | count 10 &&
// RUN: grep "__copy_helper_block_" %t | count 6 &&
// RUN: grep "__destroy_helper_block_" %t | count 6 &&
// RUN: grep "__Block_byref_id_object_copy_" %t | count 2 &&
// RUN: grep "__Block_byref_id_object_dispose_" %t | count 2 &&
// RUN: grep "i32 135)" %t | count 2 &&
// RUN: grep "_Block_object_assign" %t | count 6
#include <stdio.h>
void test1() {
__block int a;
int b=2;
a=1;
printf("a is %d, b is %d\n", a, b);
^{ a = 10; printf("a is %d, b is %d\n", a, b); }();
printf("a is %d, b is %d\n", a, b);
a = 1;
printf("a is %d, b is %d\n", a, b);
}
void test2() {
__block int a;
a=1;
printf("a is %d\n", a);
^{
^{
a = 10;
}();
}();
printf("a is %d\n", a);
a = 1;
printf("a is %d\n", a);
}
void test3() {
__block int k;
__block int (^j)(int);
^{j=0; k=0;}();
}
int test4() {
extern int g;
static int i = 1;
^(int j){ i = j; g = 0; }(0);
return i + g;
}
int g;
int main() {
int rv = 0;
test1();
test2();
test3();
rv += test4();
return rv;
}
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