Files
c3c/test/test_suite/errors/error_regression_2.c3t

868 lines
32 KiB
C

// #target: macos-x64
module test;
import std;
import libc;
struct Doc { Head *head; }
struct Head { char[]* title; }
struct Summary
{
char[]* title;
bool ok;
}
fn void Summary.print(Summary *s, CFile out)
{
// We don't have a native printf in C3 yet, so use libc,
// which is not all that nice for the strings but...
char[] title = s.title ? *s.title : "missing";
libc::fprintf(out, "Summary({ .title = %.*s, .ok = %s})", (int)title.len, title.ptr, s.ok ? (char*)"true" : (char*)"false");
}
fn bool contains(char[] haystack, char[] needle)
{
usz len = haystack.len;
usz needle_len = needle.len;
if (len < needle_len) return false;
if (!needle_len) return true;
len -= needle_len - 1;
for (usz i = 0; i < len; i++)
{
if (libc::memcmp(&haystack[i], needle.ptr, needle_len) == 0)
{
return true;
}
}
return false;
}
macro dupe(value)
{
$typeof(&value) temp = malloc($sizeof(value));
if (!temp) return ReadError.OUT_OF_MEMORY!;
*temp = value;
return temp;
}
fault ReadError
{
BAD_READ,
OUT_OF_MEMORY
}
fn Doc! readDoc(char[] url)
{
if (contains(url, "fail")) return ReadError.BAD_READ!;
if (contains(url, "head-missing")) return { .head = null };
if (contains(url, "title-missing")) return { dupe(Head { .title = null })? };
if (contains(url, "title-empty")) return { dupe(Head { .title = dupe((char[])"")? })? };
// Not particularly elegant due to missing string functions.
int len = libc::snprintf(null, 0, "Title of %.*s", (int)url.len, url.ptr);
char* str = malloc(len + 1);
if (!str) return ReadError.OUT_OF_MEMORY!;
libc::snprintf(str, len + 1, "Title of %.*s", (int)url.len, url.ptr);
return { dupe(Head { .title = dupe(str[..len - 1])? })? };
}
fn Summary buildSummary(Doc doc)
{
return Summary {
.title = doc.head ? doc.head.title : null,
.ok = true,
};
}
fn Summary readAndBuildSummary(char[] url)
{
return buildSummary(readDoc(url)) ?? Summary { .title = null, .ok = false };
/*
// or
Summary summary = buildSummary(readDoc(url));
if (catch summary) return Summary { .title = null, .ok = false };
return summary;
// or
Summary summary = buildSummary(readDoc(url));
if (try summary) return summary;
return Summary { .title = null, .ok = false };
*/
}
fault TitleResult
{
TITLE_MISSING
}
fn bool! isTitleNonEmpty(Doc doc)
{
if (!doc.head) return TitleResult.TITLE_MISSING!;
char[]* head = doc.head.title;
if (!head) return TitleResult.TITLE_MISSING!;
return (*head).len > 0;
}
fn bool! readWhetherTitleNonEmpty(char[] url)
{
return isTitleNonEmpty(readDoc(url));
}
fn char* bool_to_string(bool b)
{
return b ? "true" : "false";
}
fn char* nameFromError(anyerr e)
{
switch (e)
{
case TitleResult.TITLE_MISSING:
return "no title";
case ReadError.BAD_READ:
return "bad read";
case ReadError.OUT_OF_MEMORY:
return "out of memory";
default:
return "unknown error";
}
}
fn void main()
{
const char[][] URLS = { "good", "title-empty", "title-missing", "head-missing", "fail" };
foreach (char[] url : URLS)
{
// Yes, it's pretty onerous to print strings for the moment in C3
libc::printf(`Checking "https://%.*s/":` "\n", (int)url.len, url.ptr);
Summary summary = readAndBuildSummary(url);
libc::printf(" Summary: ");
summary.print(libc::stdout());
libc::printf("\n");
char[] title_sure = summary.title ? *summary.title : "";
libc::printf(" Title: %.*s\n", (int)title_sure.len, title_sure.ptr);
bool! has_title = readWhetherTitleNonEmpty(url);
// This looks a bit less than elegant, but as you see it's mostly due to having to
// use printf here.
libc::printf(" Has title: %s vs %s\n", bool_to_string(has_title) ?? nameFromError(catch(has_title)), (has_title ?? false) ? (char*)"true" : (char*)"false");
}
}
/* #expect: test.ll
define void @test_Summary_print(ptr %0, ptr %1) #0 {
entry:
%title = alloca %"char[]", align 8
%2 = getelementptr inbounds %Summary, ptr %0, i32 0, i32 0
%3 = load ptr, ptr %2, align 8
%ptrbool = icmp ne ptr %3, null
br i1 %ptrbool, label %cond.lhs, label %cond.rhs
cond.lhs: ; preds = %entry
%4 = getelementptr inbounds %Summary, ptr %0, i32 0, i32 0
%5 = load ptr, ptr %4, align 8
%6 = load %"char[]", ptr %5, align 8
br label %cond.phi
cond.rhs: ; preds = %entry
br label %cond.phi
cond.phi: ; preds = %cond.rhs, %cond.lhs
%val = phi %"char[]" [ %6, %cond.lhs ], [ { ptr @.str.28, i64 7 }, %cond.rhs ]
store %"char[]" %val, ptr %title, align 8
%7 = getelementptr inbounds %"char[]", ptr %title, i32 0, i32 1
%8 = load i64, ptr %7, align 8
%uisitrunc = trunc i64 %8 to i32
%9 = getelementptr inbounds %"char[]", ptr %title, i32 0, i32 0
%10 = load ptr, ptr %9, align 8
%11 = getelementptr inbounds %Summary, ptr %0, i32 0, i32 1
%12 = load i8, ptr %11, align 8
%13 = trunc i8 %12 to i1
%ternary = select i1 %13, ptr @.str.30, ptr @.str.31
%14 = call i32 (ptr, ptr, ...) @fprintf(ptr %1, ptr @.str.29, i32 %uisitrunc, ptr %10, ptr %ternary)
ret void
}
; Function Attrs: nounwind
define zeroext i8 @test_contains(ptr %0, i64 %1, ptr %2, i64 %3) #0 {
entry:
%haystack = alloca %"char[]", align 8
%needle = alloca %"char[]", align 8
%len = alloca i64, align 8
%needle_len = alloca i64, align 8
%i = alloca i64, align 8
store ptr %0, ptr %haystack, align 8
%ptroffset = getelementptr inbounds i64, ptr %haystack, i64 1
store i64 %1, ptr %ptroffset, align 8
store ptr %2, ptr %needle, align 8
%ptroffset1 = getelementptr inbounds i64, ptr %needle, i64 1
store i64 %3, ptr %ptroffset1, align 8
%4 = getelementptr inbounds %"char[]", ptr %haystack, i32 0, i32 1
%5 = load i64, ptr %4, align 8
store i64 %5, ptr %len, align 8
%6 = getelementptr inbounds %"char[]", ptr %needle, i32 0, i32 1
%7 = load i64, ptr %6, align 8
store i64 %7, ptr %needle_len, align 8
%8 = load i64, ptr %len, align 8
%9 = load i64, ptr %needle_len, align 8
%lt = icmp ult i64 %8, %9
br i1 %lt, label %if.then, label %if.exit
if.then: ; preds = %entry
ret i8 0
if.exit: ; preds = %entry
%10 = load i64, ptr %needle_len, align 8
%not = icmp eq i64 %10, 0
br i1 %not, label %if.then2, label %if.exit3
if.then2: ; preds = %if.exit
ret i8 1
if.exit3: ; preds = %if.exit
%11 = load i64, ptr %len, align 8
%12 = load i64, ptr %needle_len, align 8
%sub = sub i64 %12, 1
%sub4 = sub i64 %11, %sub
store i64 %sub4, ptr %len, align 8
store i64 0, ptr %i, align 8
br label %loop.cond
loop.cond: ; preds = %if.exit8, %if.exit3
%13 = load i64, ptr %i, align 8
%14 = load i64, ptr %len, align 8
%lt5 = icmp ult i64 %13, %14
br i1 %lt5, label %loop.body, label %loop.exit
loop.body: ; preds = %loop.cond
%15 = getelementptr inbounds %"char[]", ptr %haystack, i32 0, i32 0
%16 = load ptr, ptr %15, align 8
%17 = load i64, ptr %i, align 8
%ptroffset6 = getelementptr inbounds i8, ptr %16, i64 %17
%18 = getelementptr inbounds %"char[]", ptr %needle, i32 0, i32 0
%19 = load ptr, ptr %18, align 8
%20 = load i64, ptr %needle_len, align 8
%21 = call i32 @memcmp(ptr %ptroffset6, ptr %19, i64 %20)
%eq = icmp eq i32 %21, 0
br i1 %eq, label %if.then7, label %if.exit8
if.then7: ; preds = %loop.body
ret i8 1
if.exit8: ; preds = %loop.body
%22 = load i64, ptr %i, align 8
%add = add i64 %22, 1
store i64 %add, ptr %i, align 8
br label %loop.cond
loop.exit: ; preds = %loop.cond
ret i8 0
}
; Function Attrs: nounwind
define i64 @test_readDoc(ptr %0, ptr %1, i64 %2) #0 {
entry:
%url = alloca %"char[]", align 8
%reterr = alloca i64, align 8
%literal = alloca %Doc, align 8
%reterr8 = alloca i64, align 8
%literal9 = alloca %Doc, align 8
%error_var = alloca i64, align 8
%value = alloca %Head, align 8
%literal10 = alloca %Head, align 8
%temp = alloca ptr, align 8
%reterr17 = alloca i64, align 8
%literal18 = alloca %Doc, align 8
%error_var19 = alloca i64, align 8
%value20 = alloca %Head, align 8
%literal21 = alloca %Head, align 8
%error_var22 = alloca i64, align 8
%value23 = alloca %"char[]", align 8
%temp24 = alloca ptr, align 8
%temp30 = alloca ptr, align 8
%len = alloca i32, align 4
%str = alloca ptr, align 8
%reterr43 = alloca i64, align 8
%literal44 = alloca %Doc, align 8
%error_var45 = alloca i64, align 8
%value46 = alloca %Head, align 8
%literal47 = alloca %Head, align 8
%error_var48 = alloca i64, align 8
%value49 = alloca %"char[]", align 8
%temp51 = alloca ptr, align 8
%temp57 = alloca ptr, align 8
store ptr %1, ptr %url, align 8
%ptroffset = getelementptr inbounds i64, ptr %url, i64 1
store i64 %2, ptr %ptroffset, align 8
%3 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo = load ptr, ptr %3, align 8
%4 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi = load i64, ptr %4, align 8
%5 = call i8 @test_contains(ptr %lo, i64 %hi, ptr @.str, i64 4)
%6 = trunc i8 %5 to i1
br i1 %6, label %if.then, label %if.exit
if.then: ; preds = %entry
ret i64 ptrtoint (ptr @"test_ReadError$BAD_READ" to i64)
if.exit: ; preds = %entry
%7 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo1 = load ptr, ptr %7, align 8
%8 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi2 = load i64, ptr %8, align 8
%9 = call i8 @test_contains(ptr %lo1, i64 %hi2, ptr @.str.3, i64 12)
%10 = trunc i8 %9 to i1
br i1 %10, label %if.then3, label %if.exit4
if.then3: ; preds = %if.exit
%11 = getelementptr inbounds %Doc, ptr %literal, i32 0, i32 0
store ptr null, ptr %11, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal, i32 8, i1 false)
ret i64 0
if.exit4: ; preds = %if.exit
%12 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo5 = load ptr, ptr %12, align 8
%13 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi6 = load i64, ptr %13, align 8
%14 = call i8 @test_contains(ptr %lo5, i64 %hi6, ptr @.str.4, i64 13)
%15 = trunc i8 %14 to i1
br i1 %15, label %if.then7, label %if.exit13
if.then7: ; preds = %if.exit4
%16 = getelementptr inbounds %Doc, ptr %literal9, i32 0, i32 0
%17 = getelementptr inbounds %Head, ptr %literal10, i32 0, i32 0
store ptr null, ptr %17, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %value, ptr align 8 %literal10, i32 8, i1 false)
%18 = call ptr @std_core_mem_malloc(i64 8) #3
store ptr %18, ptr %temp, align 8
%19 = load ptr, ptr %temp, align 8
%not = icmp eq ptr %19, null
br i1 %not, label %if.then11, label %if.exit12
if.then11: ; preds = %if.then7
store i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64), ptr %error_var, align 8
br label %guard_block
if.exit12: ; preds = %if.then7
%20 = load ptr, ptr %temp, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %20, ptr align 8 %value, i32 8, i1 false)
br label %noerr_block
guard_block: ; preds = %if.then11
%21 = load i64, ptr %error_var, align 8
ret i64 %21
noerr_block: ; preds = %if.exit12
%22 = load ptr, ptr %temp, align 8
store ptr %22, ptr %16, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal9, i32 8, i1 false)
ret i64 0
if.exit13: ; preds = %if.exit4
%23 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo14 = load ptr, ptr %23, align 8
%24 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi15 = load i64, ptr %24, align 8
%25 = call i8 @test_contains(ptr %lo14, i64 %hi15, ptr @.str.5, i64 11)
%26 = trunc i8 %25 to i1
br i1 %26, label %if.then16, label %if.exit36
if.then16: ; preds = %if.exit13
%27 = getelementptr inbounds %Doc, ptr %literal18, i32 0, i32 0
store ptr null, ptr %literal21, align 8
%28 = getelementptr inbounds %Head, ptr %literal21, i32 0, i32 0
store %"char[]" zeroinitializer, ptr %value23, align 8
%29 = call ptr @std_core_mem_malloc(i64 16) #3
store ptr %29, ptr %temp24, align 8
%30 = load ptr, ptr %temp24, align 8
%not25 = icmp eq ptr %30, null
br i1 %not25, label %if.then26, label %if.exit27
if.then26: ; preds = %if.then16
store i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64), ptr %error_var22, align 8
br label %guard_block28
if.exit27: ; preds = %if.then16
%31 = load ptr, ptr %temp24, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %31, ptr align 8 %value23, i32 16, i1 false)
br label %noerr_block29
guard_block28: ; preds = %if.then26
%32 = load i64, ptr %error_var22, align 8
ret i64 %32
noerr_block29: ; preds = %if.exit27
%33 = load ptr, ptr %temp24, align 8
store ptr %33, ptr %28, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %value20, ptr align 8 %literal21, i32 8, i1 false)
%34 = call ptr @std_core_mem_malloc(i64 8) #3
store ptr %34, ptr %temp30, align 8
%35 = load ptr, ptr %temp30, align 8
%not31 = icmp eq ptr %35, null
br i1 %not31, label %if.then32, label %if.exit33
if.then32: ; preds = %noerr_block29
store i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64), ptr %error_var19, align 8
br label %guard_block34
if.exit33: ; preds = %noerr_block29
%36 = load ptr, ptr %temp30, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %36, ptr align 8 %value20, i32 8, i1 false)
br label %noerr_block35
guard_block34: ; preds = %if.then32
%37 = load i64, ptr %error_var19, align 8
ret i64 %37
noerr_block35: ; preds = %if.exit33
%38 = load ptr, ptr %temp30, align 8
store ptr %38, ptr %27, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal18, i32 8, i1 false)
ret i64 0
if.exit36: ; preds = %if.exit13
%39 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%40 = load i64, ptr %39, align 8
%uisitrunc = trunc i64 %40 to i32
%41 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%42 = load ptr, ptr %41, align 8
%43 = call i32 (ptr, i64, ptr, ...) @snprintf(ptr null, i64 0, ptr @.str.7, i32 %uisitrunc, ptr %42)
store i32 %43, ptr %len, align 4
%44 = load i32, ptr %len, align 4
%siuiext = sext i32 %44 to i64
%add = add i64 %siuiext, 1
%45 = call ptr @std_core_mem_malloc(i64 %add) #3
store ptr %45, ptr %str, align 8
%46 = load ptr, ptr %str, align 8
%not37 = icmp eq ptr %46, null
br i1 %not37, label %if.then38, label %if.exit39
if.then38: ; preds = %if.exit36
ret i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64)
if.exit39: ; preds = %if.exit36
%47 = load ptr, ptr %str, align 8
%48 = load i32, ptr %len, align 4
%siuiext40 = sext i32 %48 to i64
%add41 = add i64 %siuiext40, 1
%49 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%50 = load i64, ptr %49, align 8
%uisitrunc42 = trunc i64 %50 to i32
%51 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%52 = load ptr, ptr %51, align 8
%53 = call i32 (ptr, i64, ptr, ...) @snprintf(ptr %47, i64 %add41, ptr @.str.8, i32 %uisitrunc42, ptr %52)
%54 = getelementptr inbounds %Doc, ptr %literal44, i32 0, i32 0
store ptr null, ptr %literal47, align 8
%55 = getelementptr inbounds %Head, ptr %literal47, i32 0, i32 0
%56 = load ptr, ptr %str, align 8
%57 = load i32, ptr %len, align 4
%sub = sub i32 %57, 1
%sisiext = sext i32 %sub to i64
%58 = add i64 %sisiext, 1
%size = sub i64 %58, 0
%ptroffset50 = getelementptr inbounds i8, ptr %56, i64 0
%59 = insertvalue %"char[]" undef, ptr %ptroffset50, 0
%60 = insertvalue %"char[]" %59, i64 %size, 1
store %"char[]" %60, ptr %value49, align 8
%61 = call ptr @std_core_mem_malloc(i64 16) #3
store ptr %61, ptr %temp51, align 8
%62 = load ptr, ptr %temp51, align 8
%not52 = icmp eq ptr %62, null
br i1 %not52, label %if.then53, label %if.exit54
if.then53: ; preds = %if.exit39
store i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64), ptr %error_var48, align 8
br label %guard_block55
if.exit54: ; preds = %if.exit39
%63 = load ptr, ptr %temp51, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %63, ptr align 8 %value49, i32 16, i1 false)
br label %noerr_block56
guard_block55: ; preds = %if.then53
%64 = load i64, ptr %error_var48, align 8
ret i64 %64
noerr_block56: ; preds = %if.exit54
%65 = load ptr, ptr %temp51, align 8
store ptr %65, ptr %55, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %value46, ptr align 8 %literal47, i32 8, i1 false)
%66 = call ptr @std_core_mem_malloc(i64 8) #3
store ptr %66, ptr %temp57, align 8
%67 = load ptr, ptr %temp57, align 8
%not58 = icmp eq ptr %67, null
br i1 %not58, label %if.then59, label %if.exit60
if.then59: ; preds = %noerr_block56
store i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64), ptr %error_var45, align 8
br label %guard_block61
if.exit60: ; preds = %noerr_block56
%68 = load ptr, ptr %temp57, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %68, ptr align 8 %value46, i32 8, i1 false)
br label %noerr_block62
guard_block61: ; preds = %if.then59
%69 = load i64, ptr %error_var45, align 8
ret i64 %69
noerr_block62: ; preds = %if.exit60
%70 = load ptr, ptr %temp57, align 8
store ptr %70, ptr %54, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal44, i32 8, i1 false)
ret i64 0
}
; Function Attrs: nounwind
define { ptr, i8 } @test_buildSummary(ptr %0) #0 {
entry:
%doc = alloca %Doc, align 8
%literal = alloca %Summary, align 8
store ptr %0, ptr %doc, align 8
%1 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 0
store ptr null, ptr %1, align 8
%2 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 1
store i8 0, ptr %2, align 8
%3 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 0
%4 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
%5 = load ptr, ptr %4, align 8
%ptrbool = icmp ne ptr %5, null
br i1 %ptrbool, label %cond.lhs, label %cond.rhs
cond.lhs: ; preds = %entry
%6 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
%7 = load ptr, ptr %6, align 8
%8 = getelementptr inbounds %Head, ptr %7, i32 0, i32 0
%9 = load ptr, ptr %8, align 8
br label %cond.phi
cond.rhs: ; preds = %entry
br label %cond.phi
cond.phi: ; preds = %cond.rhs, %cond.lhs
%val = phi ptr [ %9, %cond.lhs ], [ null, %cond.rhs ]
store ptr %val, ptr %3, align 8
%10 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 1
store i8 1, ptr %10, align 8
%11 = load { ptr, i8 }, ptr %literal, align 8
ret { ptr, i8 } %11
}
; Function Attrs: nounwind
define { ptr, i8 } @test_readAndBuildSummary(ptr %0, i64 %1) #0 {
entry:
%url = alloca %"char[]", align 8
%retparam = alloca %Doc, align 8
%result = alloca %Summary, align 8
%literal = alloca %Summary, align 8
%taddr = alloca %Summary, align 8
store ptr %0, ptr %url, align 8
%ptroffset = getelementptr inbounds i64, ptr %url, i64 1
store i64 %1, ptr %ptroffset, align 8
%2 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo = load ptr, ptr %2, align 8
%3 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi = load i64, ptr %3, align 8
%4 = call i64 @test_readDoc(ptr %retparam, ptr %lo, i64 %hi)
%not_err = icmp eq i64 %4, 0
%5 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
br i1 %5, label %after_check, label %else_block
after_check: ; preds = %entry
%6 = load ptr, ptr %retparam, align 8
%7 = call { ptr, i8 } @test_buildSummary(ptr %6)
store { ptr, i8 } %7, ptr %result, align 8
%8 = load %Summary, ptr %result, align 8
br label %phi_block
else_block: ; preds = %entry
%9 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 0
store ptr null, ptr %9, align 8
%10 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 1
store i8 0, ptr %10, align 8
%11 = load %Summary, ptr %literal, align 8
br label %phi_block
phi_block: ; preds = %else_block, %after_check
%val = phi %Summary [ %8, %after_check ], [ %11, %else_block ]
store %Summary %val, ptr %taddr, align 8
%12 = load { ptr, i8 }, ptr %taddr, align 8
ret { ptr, i8 } %12
}
; Function Attrs: nounwind
define i64 @test_isTitleNonEmpty(ptr %0, ptr %1) #0 {
entry:
%doc = alloca %Doc, align 8
%head = alloca ptr, align 8
%reterr = alloca i64, align 8
store ptr %1, ptr %doc, align 8
%2 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
%3 = load ptr, ptr %2, align 8
%not = icmp eq ptr %3, null
br i1 %not, label %if.then, label %if.exit
if.then: ; preds = %entry
ret i64 ptrtoint (ptr @"test_TitleResult$TITLE_MISSING" to i64)
if.exit: ; preds = %entry
%4 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
%5 = load ptr, ptr %4, align 8
%6 = getelementptr inbounds %Head, ptr %5, i32 0, i32 0
%7 = load ptr, ptr %6, align 8
store ptr %7, ptr %head, align 8
%8 = load ptr, ptr %head, align 8
%not1 = icmp eq ptr %8, null
br i1 %not1, label %if.then2, label %if.exit3
if.then2: ; preds = %if.exit
ret i64 ptrtoint (ptr @"test_TitleResult$TITLE_MISSING" to i64)
if.exit3: ; preds = %if.exit
%9 = load ptr, ptr %head, align 8
%10 = getelementptr inbounds %"char[]", ptr %9, i32 0, i32 1
%11 = load i64, ptr %10, align 8
%lt = icmp ult i64 0, %11
%12 = zext i1 %lt to i8
store i8 %12, ptr %0, align 1
ret i64 0
}
; Function Attrs: nounwind
define i64 @test_readWhetherTitleNonEmpty(ptr %0, ptr %1, i64 %2) #0 {
entry:
%url = alloca %"char[]", align 8
%reterr = alloca i64, align 8
%retparam = alloca i8, align 1
%retparam1 = alloca %Doc, align 8
store ptr %1, ptr %url, align 8
%ptroffset = getelementptr inbounds i64, ptr %url, i64 1
store i64 %2, ptr %ptroffset, align 8
%3 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo = load ptr, ptr %3, align 8
%4 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi = load i64, ptr %4, align 8
%5 = call i64 @test_readDoc(ptr %retparam1, ptr %lo, i64 %hi)
%not_err = icmp eq i64 %5, 0
%6 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
br i1 %6, label %after_check, label %assign_optional
assign_optional: ; preds = %entry
store i64 %5, ptr %reterr, align 8
br label %err_retblock
after_check: ; preds = %entry
%7 = load ptr, ptr %retparam1, align 8
%8 = call i64 @test_isTitleNonEmpty(ptr %retparam, ptr %7)
%not_err2 = icmp eq i64 %8, 0
%9 = call i1 @llvm.expect.i1(i1 %not_err2, i1 true)
br i1 %9, label %after_check4, label %assign_optional3
assign_optional3: ; preds = %after_check
store i64 %8, ptr %reterr, align 8
br label %err_retblock
after_check4: ; preds = %after_check
%10 = load i8, ptr %retparam, align 1
store i8 %10, ptr %0, align 1
ret i64 0
err_retblock: ; preds = %assign_optional3, %assign_optional
%11 = load i64, ptr %reterr, align 8
ret i64 %11
}
; Function Attrs: nounwind
define ptr @test_bool_to_string(i8 zeroext %0) #0 {
entry:
%1 = trunc i8 %0 to i1
%ternary = select i1 %1, %"char[]" { ptr @.str.9, i64 4 }, %"char[]" { ptr @.str.10, i64 5 }
%2 = extractvalue %"char[]" %ternary, 0
ret ptr %2
}
; Function Attrs: nounwind
define ptr @test_nameFromError(i64 %0) #0 {
entry:
%switch = alloca i64, align 8
store i64 %0, ptr %switch, align 8
br label %switch.entry
switch.entry: ; preds = %entry
%1 = load i64, ptr %switch, align 8
%eq = icmp eq i64 ptrtoint (ptr @"test_TitleResult$TITLE_MISSING" to i64), %1
br i1 %eq, label %switch.case, label %next_if
switch.case: ; preds = %switch.entry
ret ptr @.str.11
next_if: ; preds = %switch.entry
%eq1 = icmp eq i64 ptrtoint (ptr @"test_ReadError$BAD_READ" to i64), %1
br i1 %eq1, label %switch.case2, label %next_if3
switch.case2: ; preds = %next_if
ret ptr @.str.12
next_if3: ; preds = %next_if
%eq4 = icmp eq i64 ptrtoint (ptr @"test_ReadError$OUT_OF_MEMORY" to i64), %1
br i1 %eq4, label %switch.case5, label %next_if6
switch.case5: ; preds = %next_if3
ret ptr @.str.13
next_if6: ; preds = %next_if3
br label %switch.default
switch.default: ; preds = %next_if6
ret ptr @.str.14
}
; Function Attrs: nounwind
define void @test_main() #0 {
entry:
%URLS = alloca %"char[][]", align 8
%literal = alloca [5 x %"char[]"], align 16
%.anon = alloca i64, align 8
%.anon1 = alloca i64, align 8
%url = alloca %"char[]", align 8
%summary = alloca %Summary, align 8
%result = alloca %Summary, align 8
%title_sure = alloca %"char[]", align 8
%has_title = alloca i8, align 1
%has_title.f = alloca i64, align 8
%retparam = alloca i8, align 1
%0 = getelementptr inbounds [5 x %"char[]"], ptr %literal, i64 0, i64 0
store %"char[]" { ptr @.str.15, i64 4 }, ptr %0, align 8
%1 = getelementptr inbounds [5 x %"char[]"], ptr %literal, i64 0, i64 1
store %"char[]" { ptr @.str.16, i64 11 }, ptr %1, align 8
%2 = getelementptr inbounds [5 x %"char[]"], ptr %literal, i64 0, i64 2
store %"char[]" { ptr @.str.17, i64 13 }, ptr %2, align 8
%3 = getelementptr inbounds [5 x %"char[]"], ptr %literal, i64 0, i64 3
store %"char[]" { ptr @.str.18, i64 12 }, ptr %3, align 8
%4 = getelementptr inbounds [5 x %"char[]"], ptr %literal, i64 0, i64 4
store %"char[]" { ptr @.str.19, i64 4 }, ptr %4, align 8
%5 = insertvalue %"char[][]" undef, ptr %literal, 0
%6 = insertvalue %"char[][]" %5, i64 5, 1
store %"char[][]" %6, ptr %URLS, align 8
%7 = getelementptr inbounds %"char[][]", ptr %URLS, i32 0, i32 1
%8 = load i64, ptr %7, align 8
store i64 %8, ptr %.anon, align 8
store i64 0, ptr %.anon1, align 8
br label %loop.cond
loop.cond: ; preds = %phi_block12, %entry
%9 = load i64, ptr %.anon1, align 8
%10 = load i64, ptr %.anon, align 8
%lt = icmp ult i64 %9, %10
br i1 %lt, label %loop.body, label %loop.exit
loop.body: ; preds = %loop.cond
%11 = getelementptr inbounds %"char[][]", ptr %URLS, i32 0, i32 0
%12 = load ptr, ptr %11, align 8
%13 = load i64, ptr %.anon1, align 8
%ptroffset = getelementptr inbounds %"char[]", ptr %12, i64 %13
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %url, ptr align 8 %ptroffset, i32 16, i1 false)
%14 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%15 = load i64, ptr %14, align 8
%uisitrunc = trunc i64 %15 to i32
%16 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%17 = load ptr, ptr %16, align 8
%18 = call i32 (ptr, ...) @printf(ptr @.str.20, i32 %uisitrunc, ptr %17)
%19 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo = load ptr, ptr %19, align 8
%20 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi = load i64, ptr %20, align 8
%21 = call { ptr, i8 } @test_readAndBuildSummary(ptr %lo, i64 %hi)
store { ptr, i8 } %21, ptr %result, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %summary, ptr align 8 %result, i32 16, i1 false)
%22 = call i32 (ptr, ...) @printf(ptr @.str.21)
%23 = load ptr, ptr @__stdoutp, align 8
call void @test_Summary_print(ptr %summary, ptr %23)
%24 = call i32 (ptr, ...) @printf(ptr @.str.22)
%25 = getelementptr inbounds %Summary, ptr %summary, i32 0, i32 0
%26 = load ptr, ptr %25, align 8
%ptrbool = icmp ne ptr %26, null
br i1 %ptrbool, label %cond.lhs, label %cond.rhs
cond.lhs: ; preds = %loop.body
%27 = getelementptr inbounds %Summary, ptr %summary, i32 0, i32 0
%28 = load ptr, ptr %27, align 8
%29 = load %"char[]", ptr %28, align 8
br label %cond.phi
cond.rhs: ; preds = %loop.body
br label %cond.phi
cond.phi: ; preds = %cond.rhs, %cond.lhs
%val = phi %"char[]" [ %29, %cond.lhs ], [ zeroinitializer, %cond.rhs ]
store %"char[]" %val, ptr %title_sure, align 8
%30 = getelementptr inbounds %"char[]", ptr %title_sure, i32 0, i32 1
%31 = load i64, ptr %30, align 8
%uisitrunc2 = trunc i64 %31 to i32
%32 = getelementptr inbounds %"char[]", ptr %title_sure, i32 0, i32 0
%33 = load ptr, ptr %32, align 8
%34 = call i32 (ptr, ...) @printf(ptr @.str.24, i32 %uisitrunc2, ptr %33)
%35 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
%lo3 = load ptr, ptr %35, align 8
%36 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
%hi4 = load i64, ptr %36, align 8
%37 = call i64 @test_readWhetherTitleNonEmpty(ptr %retparam, ptr %lo3, i64 %hi4)
%not_err = icmp eq i64 %37, 0
%38 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
br i1 %38, label %after_check, label %assign_optional
assign_optional: ; preds = %cond.phi
store i64 %37, ptr %has_title.f, align 8
br label %after_assign
after_check: ; preds = %cond.phi
%39 = load i8, ptr %retparam, align 1
store i8 %39, ptr %has_title, align 1
store i64 0, ptr %has_title.f, align 8
br label %after_assign
after_assign: ; preds = %after_check, %assign_optional
%optval = load i64, ptr %has_title.f, align 8
%not_err5 = icmp eq i64 %optval, 0
%40 = call i1 @llvm.expect.i1(i1 %not_err5, i1 true)
br i1 %40, label %after_check6, label %else_block
after_check6: ; preds = %after_assign
%41 = load i8, ptr %has_title, align 1
%42 = call ptr @test_bool_to_string(i8 zeroext %41)
br label %phi_block
else_block: ; preds = %after_assign
%43 = load i64, ptr %has_title.f, align 8
%44 = call ptr @test_nameFromError(i64 %43)
br label %phi_block
phi_block: ; preds = %else_block, %after_check6
%val7 = phi ptr [ %42, %after_check6 ], [ %44, %else_block ]
%optval8 = load i64, ptr %has_title.f, align 8
%not_err9 = icmp eq i64 %optval8, 0
%45 = call i1 @llvm.expect.i1(i1 %not_err9, i1 true)
br i1 %45, label %after_check10, label %else_block11
after_check10: ; preds = %phi_block
%46 = load i8, ptr %has_title, align 1
%47 = trunc i8 %46 to i1
br label %phi_block12
else_block11: ; preds = %phi_block
br label %phi_block12
phi_block12: ; preds = %else_block11, %after_check10
%val13 = phi i1 [ %47, %after_check10 ], [ false, %else_block11 ]
%ternary = select i1 %val13, ptr @.str.26, ptr @.str.27
%48 = call i32 (ptr, ...) @printf(ptr @.str.25, ptr %val7, ptr %ternary)
%49 = load i64, ptr %.anon1, align 8
%add = add i64 %49, 1
store i64 %add, ptr %.anon1, align 8
br label %loop.cond
loop.exit: ; preds = %loop.cond
ret void
}