[trafficserver] branch master updated: Option to enable stand-alone Leak Sanitizer

[ga...@apache.org]

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gancho pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/trafficserver.git


The following commit(s) were added to refs/heads/master by this push:
     new 09ea78f  Option to enable stand-alone Leak Sanitizer
09ea78f is described below

commit 09ea78fa6c55b793c46c616d1365ba68b0f18374
Author: Gancho Tenev <ga...@apache.org>
AuthorDate: Wed May 2 19:29:34 2018 -0700

    Option to enable stand-alone Leak Sanitizer
    
    If leak detection is needed without the Address Sanitizer slowdown.
---
 configure.ac | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/configure.ac b/configure.ac
index de25bac..5992bc4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -205,6 +205,15 @@ AC_ARG_ENABLE([asan],
 )
 AC_MSG_RESULT([$enable_asan])
 
+# Enable LSAN in stand-alone mode for the builds
+AC_MSG_CHECKING([whether to enable lsan])
+AC_ARG_ENABLE([lsan],
+  [AS_HELP_STRING([--enable-lsan],[enable stand-alone Leak Sanitizer])],
+  [],
+  [enable_lsan=no]
+)
+AC_MSG_RESULT([$enable_lsan])
+
 # Enable TSAN for the builds
 AC_MSG_CHECKING([whether to enable tsan])
 AC_ARG_ENABLE([tsan],
@@ -982,6 +991,15 @@ if test "x${enable_asan}" = "xyes"; then
   TS_ADDTO(AM_CXXFLAGS, [-fno-omit-frame-pointer -fsanitize=address])
 fi
 
+# Flags for LSAN stand-alone mode
+if test "x${enable_lsan}" = "xyes"; then
+  if test "x${enable_asan}" = "xyes"; then
+    AC_ERROR([ASAN already specified, --enable-lsan is meant only for lsan stand-alone mode])
+  fi
+  TS_ADDTO(AM_CFLAGS, [-fno-omit-frame-pointer -fsanitize=leak])
+  TS_ADDTO(AM_CXXFLAGS, [-fno-omit-frame-pointer -fsanitize=leak])
+fi
+
 # Flags for TSAN
 if test "x${enable_tsan}" = "xyes"; then
   TS_ADDTO(AM_CFLAGS, [-fsanitize=thread])

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