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When configuring debug builds with gcc, use -ggdb for compatibility with the 

linux perf tool. Also add -fno-omit-frame-pointer for the optimised debug
builds for the same reason.
master
per 2013-12-31 11:39:50 +01:00
parent 73952c9756
commit 0ad9c4d1fb
1 changed files with 15 additions and 10 deletions
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25
configure.ac
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@ -286,30 +286,35 @@ if test "x$enable_debug" = "xyes" ; then
WZ_CXXFLAGS="${WZ_CXXFLAGS} -O0 -g -Wcheck -Werror"
WZ_CPPFLAGS="${WZ_CPPFLAGS} -DDEBUG"
else
WZ_CFLAGS="${WZ_CFLAGS} -O0 -g -Werror ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -O0 -g -Werror ${WZ_WARNINGS_GCC_CXX}"
# -ggdb is very useful when running the linux perf tool
WZ_CFLAGS="${WZ_CFLAGS} -O0 -ggdb -Werror ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -O0 -ggdb -Werror ${WZ_WARNINGS_GCC_CXX}"
WZ_C99FLAGS="${WZ_C99FLAGS} -Wno-declaration-after-statement"
WZ_CPPFLAGS="${WZ_CPPFLAGS} -DDEBUG"
fi
# debugging with optimizations for gcc or clang
elif test "x$enable_debug" = "xoptimised" ; then
WZ_CFLAGS="${WZ_CFLAGS} -O2 -g -Werror ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -O2 -g -Werror ${WZ_WARNINGS_GCC_CXX}"
WZ_CFLAGS="${WZ_CFLAGS} -O2 -ggdb -fno-omit-frame-pointer -Werror ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -O2 -ggdb -fno-omit-frame-pointer -Werror ${WZ_WARNINGS_GCC_CXX}"
WZ_C99FLAGS="${WZ_C99FLAGS} -Wno-declaration-after-statement"
WZ_CPPFLAGS="${WZ_CPPFLAGS} -DDEBUG"
# debug build while ignoring warnings for gcc or clang
elif test "x$enable_debug" = "xrelaxed" ; then
WZ_CFLAGS="${WZ_CFLAGS} -g -O0 ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -g -O0 ${WZ_WARNINGS_GCC_CXX}"
WZ_CFLAGS="${WZ_CFLAGS} -ggdb -O0 ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -ggdb -O0 ${WZ_WARNINGS_GCC_CXX}"
WZ_CPPFLAGS="${WZ_CPPFLAGS} -DDEBUG"
# profiling builds using gprof (probably a better idea to use perf, if you can)
elif test "x$enable_debug" = "xdebugprofile" ; then
WZ_CFLAGS="${WZ_CFLAGS} -g -O0 -pg ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -g -O0 -pg ${WZ_WARNINGS_GCC_CXX}"
WZ_CFLAGS="${WZ_CFLAGS} -ggdb -O0 -pg ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -ggdb -O0 -pg ${WZ_WARNINGS_GCC_CXX}"
WZ_CPPFLAGS="${WZ_CPPFLAGS} -DDEBUG"
LDFLAGS="-pg ${LDFLAGS}"
elif test "x$enable_debug" = "xprofile" ; then
WZ_CFLAGS="${WZ_CFLAGS} -g -Os -pg ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -g -Os -pg ${WZ_WARNINGS_GCC_CXX}"
WZ_CFLAGS="${WZ_CFLAGS} -ggdb -Os -fno-omit-frame-pointer -pg ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -ggdb -Os -fno-omit-frame-pointer -pg ${WZ_WARNINGS_GCC_CXX}"
WZ_CPPFLAGS="${WZ_CPPFLAGS} -DNDEBUG"
LDFLAGS="-pg ${LDFLAGS}"
# normal, non-debug build
else
WZ_CFLAGS="${WZ_CFLAGS} -g ${WZ_WARNINGS_GCC_C}"
WZ_CXXFLAGS="${WZ_CXXFLAGS} -g ${WZ_WARNINGS_GCC_CXX}"