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93 lines
2.2 KiB
Plaintext
93 lines
2.2 KiB
Plaintext
// #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;
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}
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macro int Foo.@operator_element_at(&foo, usz index) @operator([])
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{
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return foo.x[index];
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}
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macro usz Foo.@operator_len(&foo) @operator(len)
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{
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return foo.x.len;
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}
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fn void main()
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{
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int[*] i = { 1, 3, 10 };
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Foo x = { &i };
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foreach_r FOO: (int f : x) {
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printf("%d\n", f);
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while (1)
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{
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break FOO;
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}
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}
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}
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extern fn int printf(char *fmt, ...);
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/* #expect: test.ll
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define void @test.main() #0 {
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entry:
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%i = alloca [3 x i32], align 4
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%x = alloca %Foo, align 8
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%.anon = alloca i64, align 8
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%f = alloca i32, align 4
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%index = alloca i64, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 4 %i, ptr align 4 @.__const, i32 12, i1 false)
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%0 = insertvalue %"int[]" undef, ptr %i, 0
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%1 = insertvalue %"int[]" %0, i64 3, 1
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store %"int[]" %1, ptr %x, align 8
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%neq = icmp ne ptr %x, null
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call void @llvm.assume(i1 %neq)
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%ptradd = getelementptr inbounds i8, ptr %x, i64 8
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%2 = load i64, ptr %ptradd, align 8
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store i64 %2, ptr %.anon, align 8
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br label %loop.cond
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loop.cond: ; preds = %entry
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%3 = load i64, ptr %.anon, align 8
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%gt = icmp ugt i64 %3, 0
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br i1 %gt, label %loop.body, label %loop.exit
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loop.body: ; preds = %loop.cond
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%4 = load i64, ptr %.anon, align 8
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%subnuw = sub nuw i64 %4, 1
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store i64 %subnuw, ptr %.anon, align 8
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%5 = load i64, ptr %.anon, align 8
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store i64 %5, ptr %index, align 8
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%neq1 = icmp ne ptr %x, null
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call void @llvm.assume(i1 %neq1)
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%6 = load ptr, ptr %x, align 8
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%7 = load i64, ptr %index, align 8
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%ptroffset = getelementptr inbounds [4 x i8], ptr %6, i64 %7
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%8 = load i32, ptr %ptroffset, align 4
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store i32 %8, ptr %f, align 4
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%9 = load i32, ptr %f, align 4
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%10 = call i32 (ptr, ...) @printf(ptr @.str, i32 %9)
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br label %loop.body2
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loop.body2: ; preds = %loop.body
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br label %loop.exit
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loop.exit: ; preds = %loop.body2, %loop.cond
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ret void
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}
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; Function Attrs:
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declare i32 @printf(ptr, ...) #0
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; Function Attrs:
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define i32 @main(i32 %0, ptr %1) #0 {
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entry:
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call void @test.main()
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ret i32 0
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}
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