libcc1: use static_assert

This changes one spot in libcc1 to use static_assert rather than the
old-style array declaration.

libcc1

	* libcp1plugin.cc: Use static assert.

diff --git a/libcc1/libcp1plugin.cc b/libcc1/libcp1plugin.cc
index 3cbad5c..ba6c5ef 100644 (file)
--- a/libcc1/libcp1plugin.cc
+++ b/libcc1/libcp1plugin.cc
@@ -82,8 +82,8 @@ int plugin_is_GPL_compatible;
 
 \f
 
-static int ATTRIBUTE_UNUSED
-check_symbol_mask[GCC_CP_SYMBOL_MASK >= GCC_CP_SYMBOL_END ? 1 : -1];
+static_assert (GCC_CP_SYMBOL_MASK >= GCC_CP_SYMBOL_END,
+              "GCC_CP_SYMBOL_MASK >= GCC_CP_SYMBOL_END");
 
 // This is put into the lang hooks when the plugin starts.