From: Martin Quinson <martin.quinson@loria.fr>
Date: Tue, 1 Aug 2017 20:44:24 +0000 (+0200)
Subject: Reduces the amount of build env leaked in the binaries (see #39)
X-Git-Tag: v3_17~294
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/2aa123eb6e39b46ca1061ecf6b65f215033d00d3?hp=3b68ec95a7648e14307f1d31699c14532cfd86ee;ds=sidebyside

Reduces the amount of build env leaked in the binaries (see #39)
---

diff --git a/tools/cmake/GCCFlags.cmake b/tools/cmake/GCCFlags.cmake
index a85f6cd412..a6ec7a90b9 100644
--- a/tools/cmake/GCCFlags.cmake
+++ b/tools/cmake/GCCFlags.cmake
@@ -79,6 +79,11 @@ if(enable_compile_optimizations AND CMAKE_COMPILER_IS_GNUCC
   set(optCFLAGS "${optCFLAGS} -finline-functions ")
 endif()
 
+# Do not leak the current directory into the binaries
+if(CMAKE_COMPILER_IS_GNUCC)
+  set(optCFLAGS "${optCFLAGS} -fdebug-prefix-map=${CMAKE_SOURCE_DIR}=.")
+endif()
+
 # Configure LTO
 # NOTE, cmake 3.0 has a INTERPROCEDURAL_OPTIMIZATION target
 #       property for this (http://www.cmake.org/cmake/help/v3.0/prop_tgt/INTERPROCEDURAL_OPTIMIZATION.html)