clang/test/CoverageMapping/unused_names.c

   1 // RUN: %clang_cc1 -mllvm -emptyline-comment-coverage=false -fprofile-instrument=clang -fcoverage-mapping -emit-llvm -main-file-name unused_names.c -o - %s > %t
   2 // RUN: FileCheck -input-file %t %s
   3 // RUN: FileCheck -check-prefix=SYSHEADER -input-file %t %s
   4
   5 // CHECK-DAG: @__profc_bar
   6 // CHECK-DAG: @__llvm_prf_nm = private constant {{.*}}, section "{{.*__llvm_prf_names|\.lprfn\$M}}"
   7
   8 // These are never instantiated, so we shouldn't get counters for them.
   9 //
  10 // CHECK-NOT: @__profc_baz
  11 // CHECK-NOT: @__profc_unused_names.c_qux
  12
  13 // SYSHEADER-NOT: @__profc_foo =
  14
  15
  16 #ifdef IS_SYSHEADER
  17
  18 #pragma clang system_header
  19 inline int foo(void) { return 0; }
  20
  21 #else
  22
  23 #define IS_SYSHEADER
  24 #include __FILE__
  25
  26 int bar(void) { return 0; }
  27 inline int baz(void) { return 0; }
  28 static int qux(void) { return 42; }
  29
  30 #endif