DirectXShaderCompiler/tools/clang/test/CoverageMapping/unused_names.c

// RUN: %clang_cc1 -fprofile-instr-generate -fcoverage-mapping -emit-llvm -main-file-name unused_names.c -o - %s > %t
// RUN: FileCheck -input-file %t %s
// RUN: FileCheck -check-prefix=SYSHEADER -input-file %t %s

// Since foo is never emitted, there should not be a profile name for it.

// CHECK-DAG: @__llvm_profile_name_bar = {{.*}} [3 x i8] c"bar", section "{{.*}}__llvm_prf_names"
// CHECK-DAG: @__llvm_profile_name_baz = {{.*}} [3 x i8] c"baz", section "{{.*}}__llvm_prf_names"
// CHECK-DAG: @"__llvm_profile_name_unused_names.c:qux" = {{.*}} [18 x i8] c"unused_names.c:qux", section "{{.*}}__llvm_prf_names"

// SYSHEADER-NOT: @__llvm_profile_name_foo =


#ifdef IS_SYSHEADER

#pragma clang system_header
inline int foo() { return 0; }

#else

#define IS_SYSHEADER
#include __FILE__

int bar() { return 0; }
inline int baz() { return 0; }
static int qux() { return 42; }

#endif