clang/test/CoverageMapping/preprocessor.c

   1 // RUN: %clang_cc1 -mllvm -emptyline-comment-coverage=false -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name preprocessor.c %s | FileCheck %s
   2
   3 // CHECK: func
   4 void func(void) {// CHECK: File 0, [[@LINE]]:17 -> [[@LINE+5]]:2 = #0
   5   int i = 0;
   6 #ifdef MACRO     // CHECK-NEXT: Skipped,File 0, [[@LINE]]:1 -> [[@LINE+2]]:7 = 0
   7   int x = i;
   8 #endif
   9 }
  10
  11                  // CHECK: main
  12 int main(void) { // CHECK-NEXT: File 0, [[@LINE]]:16 -> {{[0-9]+}}:2 = #0
  13   int i = 0;
  14 #if 0 // CHECK-NEXT: Skipped,File 0, [[@LINE]]:1 -> [[@LINE+4]]:29 = 0
  15   if(i == 0) {
  16     i = 1;
  17   }
  18 #  endif // Mark me skipped!
  19
  20 #if 1
  21                  // CHECK-NEXT: File 0, [[@LINE+1]]:6 -> [[@LINE+1]]:12 = #0
  22   if(i == 0) {   // CHECK: File 0, [[@LINE]]:14 -> [[@LINE+2]]:4 = #1
  23     i = 1;
  24   }
  25 #else            // CHECK-NEXT: Skipped,File 0, [[@LINE]]:1 -> [[@LINE+5]]:7 = 0
  26   if(i == 1) {
  27     i = 0;
  28   }
  29 }
  30 #endif
  31
  32   // CHECK-NEXT: Skipped,File 0, [[@LINE+1]]:1 -> [[@LINE+4]]:24
  33 #\
  34   if 0
  35 #\
  36   endif // also skipped
  37
  38 #if 1
  39   // CHECK-NEXT: Skipped,File 0, [[@LINE+1]]:1 -> [[@LINE+3]]:7
  40 #\
  41   elif 0
  42 #endif
  43
  44 #if 1
  45   // CHECK-NEXT: Skipped,File 0, [[@LINE+1]]:1 -> [[@LINE+3]]:7
  46 #\
  47   else
  48 #endif
  49
  50   // CHECK-NEXT: Skipped,File 0, [[@LINE+1]]:1 -> [[@LINE+4]]:8
  51 #\
  52   ifdef NOT_DEFINED
  53 #\
  54   endif
  55
  56   // CHECK-NEXT: Skipped,File 0, [[@LINE+1]]:1 -> [[@LINE+4]]:8
  57 #\
  58   ifndef __FILE__
  59 #\
  60   endif
  61
  62   // CHECK-NEXT: Skipped,File 0, [[@LINE+1]]:1 -> [[@LINE+6]]:26
  63 #\
  64   ifdef NOT_DEFINED
  65 #\
  66   \
  67    \
  68     endif // also skipped
  69
  70   return 0;
  71 }