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c3c/test/test_suite/arrays/array_comparison_2.c3t

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// #target: macos-x64
module test;
fn void main()
{
int[2][2] x;
int[2][2] y;
bool match = x == y;
int[2][2][8] z;
int[2][2][8] w;
match = z == w;
}
/* #expect: test.ll
define void @test.main() #0 {
entry:
%x = alloca [2 x [2 x i32]], align 16
%y = alloca [2 x [2 x i32]], align 16
%match = alloca i8, align 1
%z = alloca [8 x [2 x [2 x i32]]], align 16
%w = alloca [8 x [2 x [2 x i32]]], align 16
%cmp.idx = alloca i64, align 8
store i32 0, ptr %x, align 4
%ptradd = getelementptr inbounds i8, ptr %x, i64 4
store i32 0, ptr %ptradd, align 4
%ptradd1 = getelementptr inbounds i8, ptr %x, i64 8
store i32 0, ptr %ptradd1, align 4
%ptradd2 = getelementptr inbounds i8, ptr %ptradd1, i64 4
store i32 0, ptr %ptradd2, align 4
store i32 0, ptr %y, align 4
%ptradd3 = getelementptr inbounds i8, ptr %y, i64 4
store i32 0, ptr %ptradd3, align 4
%ptradd4 = getelementptr inbounds i8, ptr %y, i64 8
store i32 0, ptr %ptradd4, align 4
%ptradd5 = getelementptr inbounds i8, ptr %ptradd4, i64 4
store i32 0, ptr %ptradd5, align 4
%cmp = call i32 @memcmp(ptr %x, ptr %y, i64 8)
%eq = icmp eq i32 %cmp, 0
br i1 %eq, label %next_check, label %exit
next_check: ; preds = %entry
%ptradd6 = getelementptr inbounds i8, ptr %x, i64 8
%ptradd7 = getelementptr inbounds i8, ptr %y, i64 8
%cmp8 = call i32 @memcmp(ptr %ptradd6, ptr %ptradd7, i64 8)
%eq9 = icmp eq i32 %cmp8, 0
br i1 %eq9, label %match10, label %exit
match10: ; preds = %next_check
br label %exit
exit: ; preds = %match10, %next_check, %entry
%array_cmp_phi = phi i1 [ false, %entry ], [ false, %next_check ], [ true, %match10 ]
%0 = zext i1 %array_cmp_phi to i8
store i8 %0, ptr %match, align 1
call void @llvm.memset.p0.i64(ptr align 16 %z, i8 0, i64 128, i1 false)
call void @llvm.memset.p0.i64(ptr align 16 %w, i8 0, i64 128, i1 false)
store i64 0, ptr %cmp.idx, align 8
br label %array_loop_start
array_loop_start: ; preds = %array_loop_comparison, %exit
%1 = load i64, ptr %cmp.idx, align 8
%ptroffset = getelementptr inbounds [16 x i8], ptr %z, i64 %1
%ptroffset11 = getelementptr inbounds [16 x i8], ptr %w, i64 %1
%cmp12 = call i32 @memcmp(ptr %ptroffset, ptr %ptroffset11, i64 8)
%eq13 = icmp eq i32 %cmp12, 0
br i1 %eq13, label %next_check14, label %exit20
next_check14: ; preds = %array_loop_start
%ptradd15 = getelementptr inbounds i8, ptr %ptroffset, i64 8
%ptradd16 = getelementptr inbounds i8, ptr %ptroffset11, i64 8
%cmp17 = call i32 @memcmp(ptr %ptradd15, ptr %ptradd16, i64 8)
%eq18 = icmp eq i32 %cmp17, 0
br i1 %eq18, label %match19, label %exit20
match19: ; preds = %next_check14
br label %exit20
exit20: ; preds = %match19, %next_check14, %array_loop_start
%array_cmp_phi21 = phi i1 [ false, %array_loop_start ], [ false, %next_check14 ], [ true, %match19 ]
br i1 %array_cmp_phi21, label %array_loop_comparison, label %array_cmp_exit
array_loop_comparison: ; preds = %exit20
%inc = add i64 %1, 1
store i64 %inc, ptr %cmp.idx, align 8
%lt = icmp ult i64 %inc, 8
br i1 %lt, label %array_loop_start, label %array_cmp_exit
array_cmp_exit: ; preds = %array_loop_comparison, %exit20
%array_cmp_phi22 = phi i1 [ true, %array_loop_comparison ], [ false, %exit20 ]
%2 = zext i1 %array_cmp_phi22 to i8
store i8 %2, ptr %match, align 1
ret void
}