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Diffstat (limited to 'llvm/test/Transforms/MemCpyOpt/crash.ll')
| -rw-r--r-- | llvm/test/Transforms/MemCpyOpt/crash.ll | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/llvm/test/Transforms/MemCpyOpt/crash.ll b/llvm/test/Transforms/MemCpyOpt/crash.ll new file mode 100644 index 00000000000..464a261e4e4 --- /dev/null +++ b/llvm/test/Transforms/MemCpyOpt/crash.ll @@ -0,0 +1,55 @@ +; RUN: opt < %s -basicaa -memcpyopt -disable-output + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64" +target triple = "armv7-eabi" + +%struct.qw = type { [4 x float] } +%struct.bar = type { %struct.qw, %struct.qw, %struct.qw, %struct.qw, %struct.qw, float, float} + +; PR4882 +define void @test1(%struct.bar* %this) { +entry: + %0 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 0 + store float 0.000000e+00, float* %0, align 4 + %1 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 1 + store float 0.000000e+00, float* %1, align 4 + %2 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 2 + store float 0.000000e+00, float* %2, align 4 + %3 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 3 + store float 0.000000e+00, float* %3, align 4 + %4 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 0 + store float 0.000000e+00, float* %4, align 4 + %5 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 1 + store float 0.000000e+00, float* %5, align 4 + %6 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 2 + store float 0.000000e+00, float* %6, align 4 + %7 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 3 + store float 0.000000e+00, float* %7, align 4 + %8 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 3, i32 0, i32 1 + store float 0.000000e+00, float* %8, align 4 + %9 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 3, i32 0, i32 2 + store float 0.000000e+00, float* %9, align 4 + %10 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 3, i32 0, i32 3 + store float 0.000000e+00, float* %10, align 4 + %11 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 0 + store float 0.000000e+00, float* %11, align 4 + %12 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 1 + store float 0.000000e+00, float* %12, align 4 + %13 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 2 + store float 0.000000e+00, float* %13, align 4 + %14 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 3 + store float 0.000000e+00, float* %14, align 4 + %15 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 5 + store float 0.000000e+00, float* %15, align 4 + unreachable +} + +; PR8753 + +declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1) nounwind + +define void @test2(i32 %cmd) nounwind { + call void @llvm.memcpy.p0i8.p0i8.i64(i8* undef, i8* undef, i64 20, i1 false) nounwind + call void @llvm.memcpy.p0i8.p0i8.i64(i8* null, i8* undef, i64 20, i1 false) nounwind + ret void +} |
