forked from OSchip/llvm-project
19 lines
542 B
C++
19 lines
542 B
C++
// RUN: %clang_cc1 -triple x86_64-linux -O1 -disable-llvm-passes %s \
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// RUN: -emit-llvm -o - | FileCheck %s
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//
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// Check that we generate correct TBAA information for accesses to array
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// elements.
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struct A { int i; };
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struct B { A a[1]; };
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int foo(B *b) {
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// CHECK-LABEL: _Z3fooP1B
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// CHECK: load i32, {{.*}}, !tbaa [[TAG_A_i:!.*]]
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return b->a->i;
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}
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// CHECK-DAG: [[TAG_A_i]] = !{[[TYPE_A:!.*]], [[TYPE_int:!.*]], i64 0}
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// CHECK-DAG: [[TYPE_A]] = !{!"_ZTS1A", !{{.*}}, i64 0}
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// CHECK-DAG: [[TYPE_int]] = !{!"int", !{{.*}}, i64 0}
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