Add linker flag and test script for google-perftools

script/util/run_tests.sh

@@ -20,13 +20,14 @@ EOF
 }
 
 function run_tests {
+  local profile=
   local mode=normal
   local args=()
   local target=$1
   local cmd="out/Debug/${target}"
   shift
 
-  while getopts "df:ghv" option; do
+  while getopts "df:ghpv" option; do
     case ${option} in
       h)
         usage
@@ -38,6 +39,9 @@ function run_tests {
       g)
         mode=valgrind
         ;;
+      p)
+        profile=true
+        ;;
       f)
         args+=("--only=${OPTARG}")
         ;;
@@ -50,6 +54,10 @@ function run_tests {
   BUILDTYPE=Debug make $target
   args=${args:-""}
 
+  if [[ -n $profile ]]; then
+    export CPUPROFILE=/tmp/${target}-$(date '+%s').prof
+  fi
+
   case ${mode} in
     valgrind)
       valgrind \
@@ -74,4 +82,8 @@ function run_tests {
       time $cmd "${args[@]}"
       ;;
   esac
+
+  if [[ -n $profile ]]; then
+    pprof $cmd $CPUPROFILE
+  fi
 }

tests.gyp

@@ -65,6 +65,8 @@
       '-std=c++0x',
     ],
 
+    'libraries': ['-weak-lprofiler'],
+
     'xcode_settings': {
       'CLANG_CXX_LANGUAGE_STANDARD': 'c++11',
       'ALWAYS_SEARCH_USER_PATHS': 'NO',
@@ -76,4 +78,3 @@
     },
   }
 }
-