6d353348e5
Summary: Most DIExpressions are empty or very simple. When they are complex, they tend to be unique, so checking them inline is reasonable. This also avoids the need for CodeGen passes to append to the llvm.dbg.mir named md node. See also PR22780, for making DIExpression not be an MDNode. Reviewers: aprantl, dexonsmith, dblaikie Subscribers: qcolombet, javed.absar, eraman, hiraditya, llvm-commits Differential Revision: https://reviews.llvm.org/D37075 llvm-svn: 311594
26 lines
923 B
C++
26 lines
923 B
C++
// RUN: %clang_cc1 -debug-info-kind=standalone -std=c++11 -triple x86_64-darwin -emit-llvm -o - %s | FileCheck %s
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struct A {
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A(int, ...);
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};
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struct B : A {
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using A::A;
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};
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A::A(int i, ...) {}
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// CHECK: define void @{{.*}}foo
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// CHECK-NOT ret void
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// CHECK: call void @llvm.dbg.declare
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// CHECK-NOT ret void
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// CHECK: call void @llvm.dbg.declare(metadata %{{.*}}** %{{[^,]+}},
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// CHECK-SAME: metadata ![[THIS:[0-9]+]], metadata !DIExpression()), !dbg ![[LOC:[0-9]+]]
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// CHECK: ret void, !dbg ![[NOINL:[0-9]+]]
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// CHECK: ![[FOO:.*]] = distinct !DISubprogram(name: "foo"
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// CHECK-DAG: ![[A:.*]] = distinct !DISubprogram(name: "A", linkageName: "_ZN1BCI11AEiz"
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void foo() {
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// CHECK-DAG: ![[LOC]] = !DILocation(line: 0, scope: ![[A]], inlinedAt: ![[INL:[0-9]+]])
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// CHECK-DAG: ![[INL]] = !DILocation(line: [[@LINE+1]], scope: ![[FOO]])
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B b(0);
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// CHECK: ![[NOINL]] = !DILocation(line: [[@LINE+1]], scope: !{{[0-9]+}})
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}
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