I just had a look at some of the source code of the Java package in the GNU gcc version 4.4.0 snapshot 20081114
gcc-4.4-20081114/libjava/classpath/gnu/classpath/jdwp/transport/SocketTransport.java:99 Using equalsIgnoreCase() is cleaner than using toUpperCase/toLowerCase().equals(). gcc-4.4-20081114/libjava/classpath/java/awt/Font.java:276 Using equalsIgnoreCase() is cleaner than using toUpperCase/toLowerCase().equals(). gcc-4.4-20081114/libjava/classpath/java/awt/Font.java:281 Using equalsIgnoreCase() is cleaner than using toUpperCase/toLowerCase().equals(). gcc-4.4-20081114/libjava/classpath/java/awt/Font.java:286 Using equalsIgnoreCase() is cleaner than using toUpperCase/toLowerCase().equals(). I have checked the source code and I agree. Suggest use equalsIgnoreCase() in preference to toUpperCase/toLowerCase().equals() -- Summary: Java: 4 * use of toUpperCase/toLowerCase().equals() Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: minor Priority: P3 Component: java AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: dcb314 at hotmail dot com GCC host triplet: suse-linux-x86_64 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38176