efc11383c9
When a boolean attribute was encountered in a constant global record or constant global array, we were going to the default handler, which returned a null value, and then trying to insert this null value in an LLVM structure, which crashes. This adds proper lowering for boolean attributes.
50 lines
2.0 KiB
C++
50 lines
2.0 KiB
C++
// RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o %t.cir
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// RUN: FileCheck --input-file=%t.cir %s --check-prefix=CIR
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// RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-linux-gnu -fclangir -emit-llvm %s -o %t-cir.ll
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// RUN: FileCheck --input-file=%t-cir.ll %s --check-prefix=LLVM
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// RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o %t.ll
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// RUN: FileCheck --input-file=%t.ll %s --check-prefix=OGCG
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// Should constant initialize global with constant address.
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int var = 1;
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int *constAddr = &var;
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// CIR: cir.global external @constAddr = #cir.global_view<@var> : !cir.ptr<!s32i>
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// LLVM: @constAddr = global ptr @var, align 8
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// OGCG: @constAddr = global ptr @var, align 8
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// Should constant initialize global with constant address.
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int f();
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int (*constFnAddr)() = f;
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// CIR: cir.global external @constFnAddr = #cir.global_view<@_Z1fv> : !cir.ptr<!cir.func<() -> !s32i>>
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// LLVM: @constFnAddr = global ptr @_Z1fv, align 8
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// OGCG: @constFnAddr = global ptr @_Z1fv, align 8
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int arr[4][16];
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int *constArrAddr = &arr[2][1];
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// CIR: cir.global external @constArrAddr = #cir.global_view<@arr, [2 : i32, 1 : i32]> : !cir.ptr<!s32i>
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// The 'inbounds' and 'nuw' flags are inferred by LLVM's constant folder. The
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// same flags show up at -O1 in OGCG.
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// LLVM: @constArrAddr = global ptr getelementptr inbounds nuw (i8, ptr @arr, i64 132), align 8
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// OGCG: @constArrAddr = global ptr getelementptr (i8, ptr @arr, i64 132), align 8
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bool bool_global = true;
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// CIR: cir.global external @bool_global = #true {alignment = 1 : i64}
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// LLVM: @bool_global = global i8 1, align 1
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// OGCG: @bool_global = global i8 1, align 1
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bool boolArr_global[4] = {true, false, true, false};
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// CIR: cir.global external @boolArr_global = #cir.const_array<[#true, #false, #true, #false]> : !cir.array<!cir.bool x 4>
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// LLVM: @boolArr_global = global [4 x i8] c"\01\00\01\00", align 1
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// OGCG: @boolArr_global = global [4 x i8] c"\01\00\01\00", align 1
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