Added GCC_DIAGNOSTIC_AWARE to help suppress some warnings on contemporary compilers. The macro was needed to help with managing old compilers, like GCC 4.2.1, present on OpenBSD

1 files changed, 5 insertions, 0 deletions

diff --git a/idea.cpp b/idea.cpp
index 793f912f..31619786 100644
--- a/idea.cpp
+++ b/idea.cpp
@@ -4,6 +4,11 @@
 #include "idea.h"
 #include "misc.h"
 
+#if GCC_DIAGNOSTIC_AWARE
+# pragma GCC diagnostic ignored "-Wunused-value"
+# pragma GCC diagnostic ignored "-Wunused-variable"
+#endif
+
 NAMESPACE_BEGIN(CryptoPP)
 
 static const int IDEA_KEYLEN=(6*IDEA::ROUNDS+4);  // key schedule length in # of word16s