Files
c3c/test/test_suite2/from_docs/examples_defer.c3t
2022-07-20 12:22:03 +02:00

62 lines
1.4 KiB
C

// #target: macos-x64
module defer1;
import std::io;
fn void test(int x)
{
defer io::println();
defer io::print("A");
if (x == 1) return;
{
defer io::print("B");
if (x == 0) return;
}
io::print("!");
}
fn void main()
{
test(1); // Prints "A"
test(0); // Prints "BA"
test(10); // Prints "B!A"
}
/* #expect: defer1.ll
define void @defer1_test(i32 %0) #0 {
entry:
%eq = icmp eq i32 %0, 1
br i1 %eq, label %if.then, label %if.exit
if.then: ; preds = %entry
%1 = call i32 @std_io_print(ptr @.str)
%2 = call i32 @std_io_println(ptr @.str.1) #1
ret void
if.exit: ; preds = %entry
%eq1 = icmp eq i32 %0, 0
br i1 %eq1, label %if.then2, label %if.exit3
if.then2: ; preds = %if.exit
%3 = call i32 @std_io_print(ptr @.str.2)
%4 = call i32 @std_io_print(ptr @.str.3)
%5 = call i32 @std_io_println(ptr @.str.4) #1
ret void
if.exit3: ; preds = %if.exit
%6 = call i32 @std_io_print(ptr @.str.5)
%7 = call i32 @std_io_print(ptr @.str.6)
%8 = call i32 @std_io_print(ptr @.str.7)
%9 = call i32 @std_io_println(ptr @.str.8) #1
ret void
}
; Function Attrs: nounwind
define void @defer1_main() #0 {
entry:
call void @defer1_test(i32 1)
call void @defer1_test(i32 0)
call void @defer1_test(i32 10)
ret void
}