two warning fixes

[simgear.git] / simgear / structure / SGAtomic.cxx

diff --git a/simgear/structure/SGAtomic.cxx b/simgear/structure/SGAtomic.cxx
index a31478f54dc92448f534923e2e4d3d1d7e88e6a6..e7dd76c29a3883c38aaf975e75487f8166bd49cc 100644 (file)
--- a/simgear/structure/SGAtomic.cxx
+++ b/simgear/structure/SGAtomic.cxx
@@ -20,7 +20,7 @@
 
 #include "SGAtomic.hxx"
 
-#if !defined(SGATOMIC_USE_GCC4_BUILTINS) && defined (__i386__)
+#if defined(SGATOMIC_USE_GCC4_BUILTINS) && defined (__i386__)
 
 // Usually the apropriate functions are inlined by gcc.
 // But if gcc is called with something aequivalent to -march=i386,