clang/test/CoverageMapping/decomposition.cpp

   1 // RUN: %clang_cc1 -mllvm -emptyline-comment-coverage=false -triple %itanium_abi_triple -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only %s | FileCheck %s
   2
   3 // CHECK-LABEL:       _Z19array_decompositioni:
   4 // CHECK-NEXT:          File 0, [[@LINE+6]]:32 -> {{[0-9]+}}:2 = #0
   5 // CHECK-NEXT:          File 0, [[@LINE+8]]:20 -> [[@LINE+8]]:25 = #0
   6 // CHECK-NEXT:          Branch,File 0, [[@LINE+7]]:20 -> [[@LINE+7]]:25 = #1, (#0 - #1)
   7 // CHECK-NEXT:          Gap,File 0, [[@LINE+6]]:27 -> [[@LINE+6]]:28 = #1
   8 // CHECK-NEXT:          File 0, [[@LINE+5]]:28 -> [[@LINE+5]]:29 = #1
   9 // CHECK-NEXT:          File 0, [[@LINE+4]]:32 -> [[@LINE+4]]:33 = (#0 - #1)
  10 int array_decomposition(int i) {
  11   int a[] = {1, 2, 3};
  12   int b[] = {4, 5, 6};
  13   auto [x, y, z] = i > 0 ? a : b;
  14   return x + y + z;
  15 }