clang/test/CoverageMapping/pr32679.cpp

   1 // RUN: %clang_cc1 -mllvm -emptyline-comment-coverage=false -cc1 -triple i686-pc-windows-msvc19.0.0 -emit-obj -fprofile-instrument=clang -std=c++14 -fdelayed-template-parsing -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name pr32679.cpp -o - %s | FileCheck %s -check-prefix=MSABI -implicit-check-not=f2
   2 // RUN: %clang_cc1 -mllvm -emptyline-comment-coverage=false -cc1 -triple %itanium_abi_triple -emit-obj -fprofile-instrument=clang -std=c++14 -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name pr32679.cpp -o - %s | FileCheck %s -check-prefix=ITANIUM -implicit-check-not=f2
   3
   4 template <typename T, int S1>
   5 struct CreateSpecialization;
   6
   7 template <typename T>
   8 struct CreateSpecialization<T, 0> {
   9   static constexpr T f1() { return 0; }
  10   static constexpr T f2() { return 0; }
  11 };
  12
  13 int main() {
  14   CreateSpecialization<int, 0>::f1();
  15
  16   // Don't emit coverage mapping info for functions in dependent contexts.
  17   //
  18   // E.g we never fully instantiate CreateSpecialization<T, 0>::f2(), so there
  19   // should be no mapping for it.
  20
  21   return 0;
  22 }
  23
  24 // MSABI: main:
  25 // MSABI-NEXT:   File 0, [[@LINE-12]]:12 -> [[@LINE-3]]:2 = #0
  26 // MSABI-NEXT: ?f1@?$CreateSpecialization@H$0A@@@SAHXZ:
  27 // MSABI-NEXT:   File 0, [[@LINE-18]]:27 -> [[@LINE-18]]:40 = #0
  28
  29 // ITANIUM: main:
  30 // ITANIUM-NEXT:   File 0, [[@LINE-17]]:12 -> [[@LINE-8]]:2 = #0
  31 // ITANIUM-NEXT: _ZN20CreateSpecializationIiLi0EE2f1Ev:
  32 // ITANIUM-NEXT:   File 0, [[@LINE-23]]:27 -> [[@LINE-23]]:40 = #0