forked from OSchip/llvm-project
47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
/// Test instrumentation can handle various linkages.
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// RUN: %clang_profgen -fcoverage-mapping %s -o %t
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// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t
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// RUN: llvm-profdata show %t.profraw --all-functions | FileCheck %s
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// RUN: %clang_profgen -fcoverage-mapping -ffunction-sections -Wl,-opt:ref %s -o %t
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// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t
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// RUN: llvm-profdata show %t.profraw --all-functions | FileCheck %s
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// CHECK: {{.*}}external{{.*}}:
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// CHECK-NEXT: Hash:
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// CHECK-NEXT: Counters: 1
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// CHECK-NEXT: Function count: 1
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// CHECK: {{.*}}weak{{.*}}:
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// CHECK-NEXT: Hash:
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// CHECK-NEXT: Counters: 1
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// CHECK-NEXT: Function count: 1
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// CHECK: main:
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// CHECK-NEXT: Hash:
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// CHECK-NEXT: Counters: 1
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// CHECK-NEXT: Function count: 1
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// CHECK: {{.*}}internal{{.*}}:
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// CHECK-NEXT: Hash:
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// CHECK-NEXT: Counters: 1
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// CHECK-NEXT: Function count: 1
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// CHECK: {{.*}}linkonce_odr{{.*}}:
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// CHECK-NEXT: Hash:
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// CHECK-NEXT: Counters: 1
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// CHECK-NEXT: Function count: 1
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#include <stdio.h>
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void discarded0() {}
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__attribute__((weak)) void discarded1() {}
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void external() { puts("external"); }
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__attribute__((weak)) void weak() { puts("weak"); }
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static void internal() { puts("internal"); }
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__attribute__((noinline)) inline void linkonce_odr() { puts("linkonce_odr"); }
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int main() {
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internal();
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external();
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weak();
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linkonce_odr();
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}
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