On Fri, 2015-12-11 at 14:10 +0100, Magnus Ihse Bursie wrote: > On 2015-12-10 16:02, Severin Gehwolf wrote: > > Yes, pretty please :) This is a long standing issue (not just java > > class debug info, but debug info in general). See > > JDK-8036003 with review thread: > > http://mail.openjdk.java.net/pipermail/build-dev/2015-December/016155.html > > > > Once JDK-8036003 is fixed we'd need something similar for Java classes > > and we can get rid of invoking make with build internal variables. > > I agree. Yasumasa Suenaga had a pretty good implementation in > http://cr.openjdk.java.net/~ysuenaga/JDK-8036003/webrev.04/. > > I think it could form the basis of getting a proper java debug symbol > support flag to configure. My main issue with that is that it must also > work with the case "--enable-debug --disable-java-debug-symbols", to > produce a build without java debug symbols. This means that this logic > need to interact with the logic in flags.m4: > case $DEBUG_LEVEL in > fastdebug | slowdebug ) > CFLAGS_JDK="$CFLAGS_JDK $CFLAGS_DEBUG_SYMBOLS $CFLAGS_DEBUG_OPTIONS" > CXXFLAGS_JDK="$CXXFLAGS_JDK $CXXFLAGS_DEBUG_SYMBOLS > $CXXFLAGS_DEBUG_OPTIONS" > JAVAC_FLAGS="$JAVAC_FLAGS -g" > > Without digging a bit deeper in the source, I can't say the best way to > achieve this. Perhaps the configure flag check should set a variable > like JAVA_DEBUG_SYMBOLS:=true/false/default that can be checked in > flags.m4? Or we should defer the modification of JAVAC_FLAGS.
OK. Thanks for the info. I've created this bug for this enhancement: https://bugs.openjdk.java.net/browse/JDK-8145188 Cheers, Severin
