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122 lines
4.1 KiB
C
122 lines
4.1 KiB
C
// #target: macos-x64
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module test;
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struct Foo
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{
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int x, y;
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}
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fault MyErr
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{
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FOO
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}
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extern fn int printf(char *c, ...);
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fn void main()
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{
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int! z = 2;
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Foo*! w = &&Foo{ z, 0 };
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(void)printf("%d\n", w.x);
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z = MyErr.FOO?;
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w = &&Foo{ z, 0 };
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(void)printf("Not visible: %d\n", w.x);
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}
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/* #expect: test.ll
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%Foo = type { i32, i32 }
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@"$ct.test.Foo" = linkonce global %.introspect { i8 10, i64 0, ptr null, i64 8, i64 0, i64 2, [0 x i64] zeroinitializer }, align 8
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@"test.MyErr$FOO" = linkonce constant %.fault { i64 ptrtoint (ptr @"$ct.test.MyErr" to i64), %"char[]" { ptr @.fault, i64 3 }, i64 1 }, align 8
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@.fault = internal constant [4 x i8] c"FOO\00", align 1
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@"$ct.test.MyErr" = linkonce global %.introspect { i8 9, i64 0, ptr null, i64 8, i64 0, i64 1, [0 x i64] zeroinitializer }, align 8
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@.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
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@.str.1 = private unnamed_addr constant [17 x i8] c"Not visible: %d\0A\00", align 1
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declare i32 @printf(ptr, ...) #0
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define void @test.main() #0 {
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entry:
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%z = alloca i32, align 4
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%z.f = alloca i64, align 8
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%w = alloca ptr, align 8
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%w.f = alloca i64, align 8
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%literal = alloca %Foo, align 4
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%literal5 = alloca %Foo, align 4
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store i32 2, ptr %z, align 4
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store i64 0, ptr %z.f, align 8
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%0 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 0
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%optval = load i64, ptr %z.f, align 8
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%not_err = icmp eq i64 %optval, 0
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%1 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
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br i1 %1, label %after_check, label %assign_optional
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assign_optional: ; preds = %entry
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store i64 %optval, ptr %w.f, align 8
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br label %after_assign
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after_check: ; preds = %entry
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%2 = load i32, ptr %z, align 4
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store i32 %2, ptr %0, align 4
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%3 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 1
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store i32 0, ptr %3, align 4
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store ptr %literal, ptr %w, align 8
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store i64 0, ptr %w.f, align 8
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br label %after_assign
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after_assign: ; preds = %after_check, %assign_optional
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%optval1 = load i64, ptr %w.f, align 8
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%not_err2 = icmp eq i64 %optval1, 0
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%4 = call i1 @llvm.expect.i1(i1 %not_err2, i1 true)
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br i1 %4, label %after_check3, label %voiderr
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after_check3: ; preds = %after_assign
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%5 = load ptr, ptr %w, align 8
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%6 = getelementptr inbounds %Foo, ptr %5, i32 0, i32 0
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%7 = load i32, ptr %6, align 4
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%8 = call i32 (ptr, ...) @printf(ptr @.str, i32 %7)
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br label %voiderr
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voiderr: ; preds = %after_check3, %after_assign
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store i64 ptrtoint (ptr @"test.MyErr$FOO" to i64), ptr %z.f, align 8
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br label %after_check4
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after_check4: ; preds = %voiderr
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%9 = getelementptr inbounds %Foo, ptr %literal5, i32 0, i32 0
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%optval6 = load i64, ptr %z.f, align 8
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%not_err7 = icmp eq i64 %optval6, 0
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%10 = call i1 @llvm.expect.i1(i1 %not_err7, i1 true)
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br i1 %10, label %after_check9, label %assign_optional8
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assign_optional8: ; preds = %after_check4
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store i64 %optval6, ptr %w.f, align 8
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br label %after_assign10
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after_check9: ; preds = %after_check4
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%11 = load i32, ptr %z, align 4
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store i32 %11, ptr %9, align 4
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%12 = getelementptr inbounds %Foo, ptr %literal5, i32 0, i32 1
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store i32 0, ptr %12, align 4
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store ptr %literal5, ptr %w, align 8
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store i64 0, ptr %w.f, align 8
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br label %after_assign10
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after_assign10: ; preds = %after_check9, %assign_optional8
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%optval11 = load i64, ptr %w.f, align 8
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%not_err12 = icmp eq i64 %optval11, 0
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%13 = call i1 @llvm.expect.i1(i1 %not_err12, i1 true)
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br i1 %13, label %after_check13, label %voiderr14
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after_check13: ; preds = %after_assign10
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%14 = load ptr, ptr %w, align 8
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%15 = getelementptr inbounds %Foo, ptr %14, i32 0, i32 0
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%16 = load i32, ptr %15, align 4
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%17 = call i32 (ptr, ...) @printf(ptr @.str.1, i32 %16)
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br label %voiderr14
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voiderr14: ; preds = %after_check13, %after_assign10
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ret void
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}
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