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65 lines
2.1 KiB
Plaintext
65 lines
2.1 KiB
Plaintext
// #target: macos-x64
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// #safe: yes
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module test;
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import std;
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fn int main()
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{
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char[35] x;
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long[3] w;
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long z = @unaligned_load(((long*)&x[1])[0], 1);
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long y = ((long*)&x[1])[0];
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long ww = w[1];
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return 0;
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}
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/* #expect: test.ll
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define i32 @main() #0 {
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entry:
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%x = alloca [35 x i8], align 16
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%w = alloca [3 x i64], align 16
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%z = alloca i64, align 8
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%y = alloca i64, align 8
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%taddr = alloca i64, align 8
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%taddr2 = alloca i64, align 8
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%varargslots = alloca [2 x %any], align 16
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%indirectarg = alloca %"any[]", align 8
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%ww = alloca i64, align 8
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call void @llvm.memset.p0.i64(ptr align 16 %x, i8 0, i64 35, i1 false)
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call void @llvm.memset.p0.i64(ptr align 16 %w, i8 0, i64 24, i1 false)
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%ptradd = getelementptr inbounds i8, ptr %x, i64 1
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%0 = load i64, ptr %ptradd, align 1
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store i64 %0, ptr %z, align 8
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%ptradd1 = getelementptr inbounds i8, ptr %x, i64 1
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%1 = ptrtoint ptr %ptradd1 to i64
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%2 = urem i64 %1, 8
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%3 = icmp ne i64 %2, 0
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%4 = call i1 @llvm.expect.i1(i1 %3, i1 false)
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br i1 %4, label %panic, label %checkok
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checkok: ; preds = %entry
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%5 = load i64, ptr %ptradd1, align 8
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store i64 %5, ptr %y, align 8
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%ptradd4 = getelementptr inbounds i8, ptr %w, i64 8
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%6 = load i64, ptr %ptradd4, align 8
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store i64 %6, ptr %ww, align 8
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ret i32 0
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panic: ; preds = %entry
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store i64 8, ptr %taddr, align 8
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%7 = insertvalue %any undef, ptr %taddr, 0
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%8 = insertvalue %any %7, i64 ptrtoint (ptr @"$ct.ulong" to i64), 1
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store i64 %2, ptr %taddr2, align 8
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%9 = insertvalue %any undef, ptr %taddr2, 0
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%10 = insertvalue %any %9, i64 ptrtoint (ptr @"$ct.ulong" to i64), 1
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store %any %8, ptr %varargslots, align 16
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%ptradd3 = getelementptr inbounds i8, ptr %varargslots, i64 16
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store %any %10, ptr %ptradd3, align 16
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%11 = insertvalue %"any[]" undef, ptr %varargslots, 0
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%"$$temp" = insertvalue %"any[]" %11, i64 2, 1
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store %"any[]" %"$$temp", ptr %indirectarg, align 8
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call void @std.core.builtin.panicf(ptr @.panic_msg, i64 94, ptr @.file, i64 24, ptr @.func, i64 4, i32 8, ptr byval(%"any[]") align 8 %indirectarg) #3
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unreachable
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}
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