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/// Test instrumentation can handle various linkages.
// REQUIRES: lld-available
// FIXME: Investigate and fix.
// XFAIL: powerpc64-target-arch
// RUN: %clang_profgen -fcoverage-mapping %s -o %t
// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t
// RUN: llvm-profdata show %t.profraw --all-functions | FileCheck %s
// RUN: %clang_profgen -fcoverage-mapping -ffunction-sections -fuse-ld=lld -Wl,--gc-sections %s -o %t
// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t
// RUN: llvm-profdata show %t.profraw --all-functions | FileCheck %s
// CHECK: {{.*}}external{{.*}}:
// CHECK-NEXT: Hash:
// CHECK-NEXT: Counters: 1
// CHECK-NEXT: Function count: 1
// CHECK: {{.*}}weak{{.*}}:
// CHECK-NEXT: Hash:
// CHECK-NEXT: Counters: 1
// CHECK-NEXT: Function count: 1
// CHECK: main:
// CHECK-NEXT: Hash:
// CHECK-NEXT: Counters: 1
// CHECK-NEXT: Function count: 1
// CHECK: {{.*}}internal{{.*}}:
// CHECK-NEXT: Hash:
// CHECK-NEXT: Counters: 1
// CHECK-NEXT: Function count: 1
// CHECK: {{.*}}linkonce_odr{{.*}}:
// CHECK-NEXT: Hash:
// CHECK-NEXT: Counters: 1
// CHECK-NEXT: Function count: 1
#include <stdio.h>
void discarded0() {}
__attribute__((weak)) void discarded1() {}
void external() { puts("external"); }
__attribute__((weak)) void weak() { puts("weak"); }
static void internal() { puts("internal"); }
__attribute__((noinline)) inline void linkonce_odr() { puts("linkonce_odr"); }
int main() {
internal();
external();
weak();
linkonce_odr();
}
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