forked from OSchip/llvm-project
18 lines
572 B
C++
18 lines
572 B
C++
// RUN: %clang_cc1 -emit-llvm -o - -O1 %s | FileCheck %s
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//
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// Check that we generate !tbaa.struct metadata for struct copies.
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struct A {
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short s;
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int i;
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char c;
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int j;
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};
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void copy(struct A *a, struct A *b) {
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*a = *b;
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}
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// CHECK: target datalayout = "{{.*}}p:[[P:64|32]]
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// CHECK: call void @llvm.memcpy.p0i8.p0i8.i[[P]](i8* %{{.*}}, i8* %{{.*}}, i[[P]] 16, i32 4, i1 false), !tbaa.struct [[TS:!.*]]
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// CHECK: [[TS]] = metadata !{i64 0, i64 2, metadata !{{.*}}, i64 4, i64 4, metadata !{{.*}}, i64 8, i64 1, metadata !{{.*}}, i64 12, i64 4, metadata !{{.*}}}
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