xref: /llvm-project/clang/test/CodeGen/2009-01-05-BlockInlining.c (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1 // RUN: %clang_cc1 %s -triple x86_64-linux -emit-llvm -fblocks -o - | FileCheck %s
2 
3 // These will be inlined by the optimizers provided the block descriptors
4 // and block literals are internal constants.
5 // CHECK: @__block_descriptor_tmp = internal constant
6 // CHECK: @__block_literal_global = internal constant
7 // CHECK: @__block_descriptor_tmp.2 = internal constant
8 // CHECK: @__block_literal_global.3 = internal constant
fun(int x)9 static int fun(int x) {
10 	return x+1;
11 }
12 
block(int x)13 static int block(int x) {
14 	return (^(int x){return x+1;})(x);
15 }
16 
17 extern int printf(const char *, ...);
print(int result)18 static void print(int result) {
19     printf("%d\n", result);
20 }
21 
main(int argc,const char * argv[])22 int main (int argc, const char * argv[]) {
23     int	x = argc-1;
24     print(fun(x));
25     print(block(x));
26     int	(^block_inline)(int) = ^(int x){return x+1;};
27     print(block_inline(x));
28     return 0;
29 }
30