diff --git a/CMakeLists.txt b/CMakeLists.txt
index 14f23e8..4f94e3b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ if(MSVC)
   set(COMPILE_DEFINITIONS /O2 /fp:fast)
   set(COMPILE_OPTIONS )
 else()
-  set(COMPILE_OPTIONS -Ofast)
+  set(COMPILE_OPTIONS -Ofast -Wall -Wno-unknown-pragmas)
 endif()
 
 #####################
diff --git a/README.html b/README.html
index 0630410..02b1afc 100644
--- a/README.html
+++ b/README.html
@@ -975,6 +975,7 @@
       <li> Michael Pruett</li>
       <li> Rajeev Puran</li>
       <li> RJ Ryan</li>
+      <li> Serge Sans Paille</li>
       <li> John Sheehy</li>
       <li> Tim Shuttleworth</li>
       <li> Albert Sirvent</li>
diff --git a/configure.ac b/configure.ac
index bf54882..edbd05f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,7 +33,7 @@ AC_LANG(C++)
 
 # Compiler flags. Apply -Ofast (implies -O3 -ffast-math) to allow gcc autovectorization
 # generate effective SIMD code.
-CXXFLAGS+=" -Ofast"
+CXXFLAGS+=" -Ofast -Wall -Wno-unknown-pragmas"
 
 # Set AR_FLAGS to avoid build warning "ar: `u' modifier ignored since `D' is the default (see `U')"
 AR_FLAGS='cr'