package generator

import "testing"

func TestBranchAssign (test *testing.T) {
testString (test,
`define void @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
0:
	%1 = alloca i64
	br i1 true, label %2, label %4
2:
	store i64 5, ptr %1
	br label %3
3:
	ret void
4:
	store i64 6, ptr %1
	br label %3
}
`,
`
[main] = {
	x:Int
	if true then {
		x = 5
	} else {
		x = 6
	}
}
`)
}

func TestBranchAssignNoFalse (test *testing.T) {
testString (test,
`define void @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
0:
	%1 = alloca i64
	br i1 true, label %2, label %3
2:
	store i64 5, ptr %1
	br label %3
3:
	ret void
}
`,
`
[main] = {
	x:Int
	if true then {
		x = 5
	}
}
`)
}

func TestBranchResult (test *testing.T) {
testString (test,
`define void @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
0:
	%1 = alloca i64
	br i1 true, label %2, label %5
2:
	br label %3
3:
	%4 = phi i64 [ 5, %2 ], [ 6, %5 ]
	store i64 %4, ptr %1
	ret void
5:
	br label %3
}
`,
`
[main] = {
	x:Int = if true then 5 else 6
}
`)
}

func TestLoopSimple (test *testing.T) {
testString (test,
`define void @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
0:
	br label %1
1:
	br label %1
2:
	ret void
}
`,
`
[main] = {
	loop {
		
	}
}
`)
}

func TestLoopResult (test *testing.T) {
testString (test,
`define void @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
0:
	%1 = alloca i64
	br label %2
2:
	br label %3
3:
	%4 = phi i64 [ 5, %2 ]
	store i64 %4, ptr %1
	ret void
}
`,
`
[main] = {
	x:Int = loop {
		[break 5]
	}
}
`)
}

func TestLoopBranchResult (test *testing.T) {
testString (test,
`define i64 @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
0:
	%1 = alloca i64
	store i64 6, ptr %1
	br label %2
2:
	%3 = load i64, ptr %1
	%4 = icmp slt i64 %3, 3
	br i1 %4, label %7, label %10
5:
	%6 = phi i64 [ %8, %7 ]
	ret i64 %6
7:
	%8 = load i64, ptr %1
	br label %5
9:
	br label %2
10:
	%11 = load i64, ptr %1
	%12 = sub i64 %11, 1
	store i64 %12, ptr %1
	br label %9
}
`,
`
[main]:Int = {
	y:Int = 6
	loop {
		if [< y 3]
			then [break y]
		else {
			y = [-- y]
		}
	}
}
`)
}

func TestMatch (test *testing.T) {
testString (test,
`%"0zNZN147MN2wzMAQ6NS2dQ==::U" = type { i64, i64 }
define i64 @"0zNZN147MN2wzMAQ6NS2dQ==::matchToInt"(%"0zNZN147MN2wzMAQ6NS2dQ==::U" %u) {
0:
	%1 = alloca %"0zNZN147MN2wzMAQ6NS2dQ==::U"
	store %"0zNZN147MN2wzMAQ6NS2dQ==::U" %u, ptr %1
	%2 = alloca i64
	%3 = alloca double
	%4 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 0
	%5 = load i64, ptr %4
	switch i64 %5, label %6 [
		i64 7620767046192759206, label %8
		i64 9186060094042213285, label %12
	]
6:
	%7 = phi i64 [ %11, %8 ], [ %16, %12 ], [ zeroinitializer, %0 ]
	ret i64 %7
8:
	%9 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%10 = load i64, ptr %9
	store i64 %10, ptr %2
	%11 = load i64, ptr %2
	br label %6
12:
	%13 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%14 = load double, ptr %13
	store double %14, ptr %3
	%15 = load double, ptr %3
	%16 = fptosi double %15 to i64
	br label %6
}
`,
`
U: (| Int F64)
[matchToInt u:U]:Int = match u
	| u:Int u
	| u:F64 [~Int u]
`)
}

func TestMatchReturn (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Bool" = type i1
%"0zNZN147MN2wzMAQ6NS2dQ==::U" = type { i64, i64 }
define %"AAAAAAAAAAAAAAAAAAAAAA==::Bool" @"0zNZN147MN2wzMAQ6NS2dQ==::isInt"(%"0zNZN147MN2wzMAQ6NS2dQ==::U" %u) {
0:
	%1 = alloca %"0zNZN147MN2wzMAQ6NS2dQ==::U"
	store %"0zNZN147MN2wzMAQ6NS2dQ==::U" %u, ptr %1
	%2 = alloca i64
	%3 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 0
	%4 = load i64, ptr %3
	switch i64 %4, label %5 [
		i64 7620767046192759206, label %6
	]
5:
	ret i1 false
6:
	%7 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%8 = load i64, ptr %7
	store i64 %8, ptr %2
	ret i1 true
}
`,
`
U: (| Int F64)
[isInt u:U]:Bool = {
	match u | u:Int [return true]
	false
}
`)
}

func TestMatchReturnValueUsed (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Bool" = type i1
%"0zNZN147MN2wzMAQ6NS2dQ==::U" = type { i64, i64 }
define %"AAAAAAAAAAAAAAAAAAAAAA==::Bool" @"0zNZN147MN2wzMAQ6NS2dQ==::isInt"(%"0zNZN147MN2wzMAQ6NS2dQ==::U" %u) {
0:
	%1 = alloca %"0zNZN147MN2wzMAQ6NS2dQ==::U"
	store %"0zNZN147MN2wzMAQ6NS2dQ==::U" %u, ptr %1
	%2 = alloca i64
	%3 = alloca double
	%4 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 0
	%5 = load i64, ptr %4
	switch i64 %5, label %6 [
		i64 7620767046192759206, label %8
		i64 9186060094042213285, label %11
	]
6:
	%7 = phi i1 [ false, %11 ], [ zeroinitializer, %0 ]
	ret i1 %7
8:
	%9 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%10 = load i64, ptr %9
	store i64 %10, ptr %2
	ret i1 true
11:
	%12 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%13 = load double, ptr %12
	store double %13, ptr %3
	br label %6
}
`,
`
U: (| Int F64)
[isInt u:U]:Bool = match u
	| u:Int [return true]
	| u:F64 false
`)
}

func TestMatchUnionUnderComplete (test *testing.T) {
testString (test,
`%"0zNZN147MN2wzMAQ6NS2dQ==::U" = type { i64, i64 }
%"AAAAAAAAAAAAAAAAAAAAAA==::Index" = type i64
%"AAAAAAAAAAAAAAAAAAAAAA==::String" = type { ptr, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" }
define void @"0zNZN147MN2wzMAQ6NS2dQ==::matchToInt"(%"0zNZN147MN2wzMAQ6NS2dQ==::U" %u) {
0:
	%1 = alloca %"0zNZN147MN2wzMAQ6NS2dQ==::U"
	store %"0zNZN147MN2wzMAQ6NS2dQ==::U" %u, ptr %1
	%2 = alloca i64
	%3 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	%4 = alloca [3 x i8]
	%5 = alloca double
	%6 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	%7 = alloca [3 x i8]
	%8 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 0
	%9 = load i64, ptr %8
	switch i64 %9, label %10 [
		i64 7620767046192759206, label %11
		i64 9186060094042213285, label %20
	]
10:
	ret void
11:
	%12 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%13 = load i64, ptr %12
	store i64 %13, ptr %2
	%14 = getelementptr [3 x i8], ptr %4, i32 0, i32 0
	store i8 73, ptr %14
	%15 = getelementptr [3 x i8], ptr %4, i32 0, i32 1
	store i8 110, ptr %15
	%16 = getelementptr [3 x i8], ptr %4, i32 0, i32 2
	store i8 116, ptr %16
	%17 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %3, i32 0, i32 0
	store ptr %4, ptr %17
	%18 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %3, i32 0, i32 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" 3, ptr %18
	%19 = load %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %3
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %19)
	br label %10
20:
	%21 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%22 = load double, ptr %21
	store double %22, ptr %5
	%23 = getelementptr [3 x i8], ptr %7, i32 0, i32 0
	store i8 70, ptr %23
	%24 = getelementptr [3 x i8], ptr %7, i32 0, i32 1
	store i8 54, ptr %24
	%25 = getelementptr [3 x i8], ptr %7, i32 0, i32 2
	store i8 52, ptr %25
	%26 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %6, i32 0, i32 0
	store ptr %7, ptr %26
	%27 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %6, i32 0, i32 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" 3, ptr %27
	%28 = load %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %6
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %28)
	br label %10
}
declare void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %str)
`,
`
U: (| Int F64 UInt)
[print str:String]
[matchToInt u:U] = match u
	| u:Int [print 'Int']
	| u:F64 [print 'F64']
`)
}

func TestMatchDefault (test *testing.T) {
testString (test,
`%"0zNZN147MN2wzMAQ6NS2dQ==::U" = type { i64, i64 }
%"AAAAAAAAAAAAAAAAAAAAAA==::Index" = type i64
%"AAAAAAAAAAAAAAAAAAAAAA==::String" = type { ptr, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" }
define void @"0zNZN147MN2wzMAQ6NS2dQ==::matchToInt"(%"0zNZN147MN2wzMAQ6NS2dQ==::U" %u) {
0:
	%1 = alloca %"0zNZN147MN2wzMAQ6NS2dQ==::U"
	store %"0zNZN147MN2wzMAQ6NS2dQ==::U" %u, ptr %1
	%2 = alloca i64
	%3 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	%4 = alloca [3 x i8]
	%5 = alloca double
	%6 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	%7 = alloca [3 x i8]
	%8 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	%9 = alloca [3 x i8]
	%10 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 0
	%11 = load i64, ptr %10
	switch i64 %11, label %31 [
		i64 7620767046192759206, label %13
		i64 9186060094042213285, label %22
	]
12:
	ret void
13:
	%14 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%15 = load i64, ptr %14
	store i64 %15, ptr %2
	%16 = getelementptr [3 x i8], ptr %4, i32 0, i32 0
	store i8 73, ptr %16
	%17 = getelementptr [3 x i8], ptr %4, i32 0, i32 1
	store i8 110, ptr %17
	%18 = getelementptr [3 x i8], ptr %4, i32 0, i32 2
	store i8 116, ptr %18
	%19 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %3, i32 0, i32 0
	store ptr %4, ptr %19
	%20 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %3, i32 0, i32 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" 3, ptr %20
	%21 = load %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %3
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %21)
	br label %12
22:
	%23 = getelementptr %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %1, i32 0, i32 1
	%24 = load double, ptr %23
	store double %24, ptr %5
	%25 = getelementptr [3 x i8], ptr %7, i32 0, i32 0
	store i8 70, ptr %25
	%26 = getelementptr [3 x i8], ptr %7, i32 0, i32 1
	store i8 54, ptr %26
	%27 = getelementptr [3 x i8], ptr %7, i32 0, i32 2
	store i8 52, ptr %27
	%28 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %6, i32 0, i32 0
	store ptr %7, ptr %28
	%29 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %6, i32 0, i32 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" 3, ptr %29
	%30 = load %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %6
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %30)
	br label %12
31:
	%32 = getelementptr [3 x i8], ptr %9, i32 0, i32 0
	store i8 105, ptr %32
	%33 = getelementptr [3 x i8], ptr %9, i32 0, i32 1
	store i8 100, ptr %33
	%34 = getelementptr [3 x i8], ptr %9, i32 0, i32 2
	store i8 107, ptr %34
	%35 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %8, i32 0, i32 0
	store ptr %9, ptr %35
	%36 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %8, i32 0, i32 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" 3, ptr %36
	%37 = load %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %8
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %37)
	br label %12
}
declare void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %str)
`,
`
U: (| Int F64 UInt)
[print str:String]
[matchToInt u:U] = match u
	| u:Int [print 'Int']
	| u:F64 [print 'F64']
	* [print 'idk']
`)
}


func TestSwitchReturn (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Bool" = type i1
define %"AAAAAAAAAAAAAAAAAAAAAA==::Bool" @"0zNZN147MN2wzMAQ6NS2dQ==::is5"(i64 %x) {
0:
	%1 = alloca i64
	store i64 %x, ptr %1
	%2 = load i64, ptr %1
	switch i64 %2, label %3 [
		i64 5, label %4
	]
3:
	ret i1 false
4:
	ret i1 true
}
`,
`
[is5 x:Int]:Bool = {
	switch x | 5 [return true]
	false
}
`)
}

func TestSwitchReturnValueUsed (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Bool" = type i1
define %"AAAAAAAAAAAAAAAAAAAAAA==::Bool" @"0zNZN147MN2wzMAQ6NS2dQ==::is5"(i64 %x) {
0:
	%1 = alloca i64
	store i64 %x, ptr %1
	%2 = load i64, ptr %1
	switch i64 %2, label %6 [
		i64 5, label %5
	]
3:
	%4 = phi i1 [ false, %6 ]
	ret i1 %4
5:
	ret i1 true
6:
	br label %3
}
`,
`
[is5 x:Int]:Bool = switch x
	| 5 [return true]
	* false
`)
}

func TestIfElseReturnValueUsed (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Bool" = type i1
define %"AAAAAAAAAAAAAAAAAAAAAA==::Bool" @"0zNZN147MN2wzMAQ6NS2dQ==::is5"(i64 %x) {
0:
	%1 = alloca i64
	store i64 %x, ptr %1
	%2 = load i64, ptr %1
	%3 = icmp eq i64 %2, 5
	br i1 %3, label %4, label %7
4:
	br label %5
5:
	%6 = phi i1 [ true, %4 ]
	ret i1 %6
7:
	ret i1 false
}
`,
`
[is5 x:Int]:Bool = if [= x 5]
	then true
	else [return false]
`)
}

func TestIfElseBreakValueUsed (test *testing.T) {
testString (test,
`define i64 @"0zNZN147MN2wzMAQ6NS2dQ==::f"(i64 %x) {
0:
	%1 = alloca i64
	store i64 %x, ptr %1
	%2 = alloca i64
	br label %3
3:
	%4 = load i64, ptr %1
	%5 = icmp eq i64 %4, 5
	br i1 %5, label %8, label %11
6:
	%7 = phi i64 [ 0, %8 ]
	ret i64 %7
8:
	br label %6
9:
	%10 = phi i64 [ %12, %11 ]
	store i64 %10, ptr %2
	br label %3
11:
	%12 = load i64, ptr %1
	br label %9
}
`,
`
[f x:Int]: Int = loop {
	y:Int = if [= x 5]
		then [break 0]
		else x
}
`)
}

func TestFor (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Index" = type i64
%"AAAAAAAAAAAAAAAAAAAAAA==::String" = type { ptr, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" }
%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" = type i8
define void @"0zNZN147MN2wzMAQ6NS2dQ==::f"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %str) {
0:
	%1 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	store %"AAAAAAAAAAAAAAAAAAAAAA==::String" %str, ptr %1
	%2 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::Index"
	%3 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::Byte"
	br label %4
4:
	%5 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 1
	%6 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %5
	%7 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%8 = icmp ult %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %7, %6
	br i1 %8, label %9, label %18
9:
	%10 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 0
	%11 = load ptr, ptr %10
	%12 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%13 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %11, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %12
	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %13
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14, ptr %3
	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %15)
	%16 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%17 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %17, ptr %2
	br label %4
18:
	ret void
}
declare void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %x)
define void @"0zNZN147MN2wzMAQ6NS2dQ==::g"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %str) {
0:
	%1 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	store %"AAAAAAAAAAAAAAAAAAAAAA==::String" %str, ptr %1
	%2 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::Index"
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" zeroinitializer, ptr %2
	%3 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::Byte"
	br label %4
4:
	%5 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 1
	%6 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %5
	%7 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%8 = icmp ult %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %7, %6
	br i1 %8, label %9, label %18
9:
	%10 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 0
	%11 = load ptr, ptr %10
	%12 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%13 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %11, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %12
	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %13
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14, ptr %3
	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %15)
	%16 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%17 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %17, ptr %2
	br label %4
18:
	ret void
}
`,
`
[print x:Byte]
[f str:String] = for c:Byte in str { [print c] }
[g str:String] = for i:Index c:Byte in str [print c]
`)}

func TestForBreak (test *testing.T) {
testString (test,
`%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" = type i8
%"AAAAAAAAAAAAAAAAAAAAAA==::Index" = type i64
%"AAAAAAAAAAAAAAAAAAAAAA==::String" = type { ptr, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" }
define %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" @"0zNZN147MN2wzMAQ6NS2dQ==::f"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %str) {
0:
	%1 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::String"
	store %"AAAAAAAAAAAAAAAAAAAAAA==::String" %str, ptr %1
	%2 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::Index"
	%3 = alloca %"AAAAAAAAAAAAAAAAAAAAAA==::Byte"
	br label %4
4:
	%5 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 1
	%6 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %5
	%7 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%8 = icmp ult %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %7, %6
	br i1 %8, label %9, label %18
9:
	%10 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 0
	%11 = load ptr, ptr %10
	%12 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%13 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %11, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %12
	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %13
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14, ptr %3
	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
	%16 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
	%17 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, 1
	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %17, ptr %2
	br label %18
18:
	%19 = phi %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" [ %15, %9 ], [ zeroinitializer, %4 ]
	ret %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %19
}
`,
`
[f str:String]:Byte = for c:Byte in str [break c]
`)}