[Olena-patches] 2039: Add a variable for C++ compiler flags with full debugging features.

https://svn.lrde.epita.fr/svn/oln/trunk Index: ChangeLog from Roland Levillain <roland(a)lrde.epita.fr> Add a variable for C++ compiler flags with full debugging features. * configure.ac (TESTS_CXXFLAGS_DEBUG): New configure variable. configure.ac | 32 +++++++++++++++++++++++++++----- 1 file changed, 27 insertions(+), 5 deletions(-) Index: configure.ac --- configure.ac (revision 2038) +++ configure.ac (working copy) @@ -38,15 +38,21 @@ CXXFLAGS="$CXXFLAGS -pipe" fi -# C++ compiler flags for tests. +# ------------------------------ # +# C++ compiler flags for tests. # +# ------------------------------ # + +# FIXME: We might want to write an Autoconf macro to factor this. + +# Standard flas for tests. AC_ARG_VAR([TESTS_CXXFLAGS]) # We want no optimization for the tests (it slows down compiling -# times), and a lot of debugging. +# times), and debugging information. if test "$GXX" = yes && test -z "$TESTS_CXXFLAGS"; then TESTS_CXXFLAGS="-O0 -ggdb -Wall -W" fi -# C++ compiler flags for complex tests. +# Flags for complex tests. AC_ARG_VAR([TESTS_CXXFLAGS_SPEED]) # We want optimization for complex tests, and keep debugging flags # (still useful). @@ -54,9 +60,25 @@ TESTS_CXXFLAGS_SPEED="-O3 -DNDEBUG -ggdb -Wall -W" fi -# C++ compiler flags for tools. +# Flags for tests with with all debugging features turned on. +AC_ARG_VAR([TESTS_CXXFLAGS_DEBUG]) +# We want no optimization for the tests (it slows down compiling +# times), and a lot of debugging features. +# * GNU C++ Library Debug Mode: +# http://gcc.gnu.org/onlinedocs/libstdc++/manual/debug_mode.html +# * GNU C++ Library Compile Time Checks (a.k.a. concept checking): +# http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt12ch29.html +if test "$GXX" = yes && test -z "$TESTS_CXXFLAGS_DEBUG"; then + TESTS_CXXFLAGS_DEBUG=\ + "-O0 -ggdb -Wall -W -D_GLIBCXX_DEBUG -D_GLIBCXX_CONCEPT_CHECKS" +fi + +# ----------------- # +# Flags for tools. # +# ----------------- # + AC_ARG_VAR([TOOLS_CXXFLAGS]) -# On the contrary, we want fast binaries for tools. +# We want fast binaries for tools. if test "$GXX" = yes && test -z "$TOOLS_CXXFLAGS"; then TOOLS_CXXFLAGS="-O3 -DNDEBUG -ggdb -Wall -W" fi