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configure: Add some better clang-specific options for --enable-profile; output.

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This commit is contained in:
Jason Volk 2020-04-16 20:28:10 -07:00
parent 6124bf612c
commit df29c95dad
1 changed files with 16 additions and 4 deletions
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20
configure.ac
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@ -348,14 +348,25 @@ dnl
AC_MSG_CHECKING(whether to do a profile build) AC_MSG_CHECKING(whether to do a profile build)
AC_ARG_ENABLE(profile, AC_HELP_STRING([--enable-profile], [Enable profiling]), AC_ARG_ENABLE(profile, AC_HELP_STRING([--enable-profile], [Enable profiling]),
[ [
if test "$ac_cv_c_compiler_gnu" = yes; then profiling="yes"
AM_COND_IF(GCC,
[
AC_MSG_RESULT([yes, adding -pg]) AC_MSG_RESULT([yes, adding -pg])
CXXFLAGS+=" -pg" CXXFLAGS+=" -pg"
AC_DEFINE(CHARYBDIS_PROFILE, 1, [Define this if you are profiling.]) AC_DEFINE(CHARYBDIS_PROFILE, 1, [Define this if you are profiling.])
else ])
AC_MSG_RESULT([no, profile builds only work with gcc])
fi AM_COND_IF(CLANG,
[
AC_MSG_RESULT([yes, adding profiling flags])
CXXFLAGS+=" -fprofile-instr-generate"
CXXFLAGS+=" -fcoverage-mapping"
LDFLAGS+=" -fprofile-instr-generate"
AC_DEFINE(CHARYBDIS_PROFILE, 1, [Define this if you are profiling.])
])
], [ ], [
AC_MSG_RESULT([no])
profiling="no"
]) ])
dnl dnl
@ -2174,6 +2185,7 @@ echo "Linker ............................ $LD"
echo "Linker flags (LDFLAGS) ............ $LDFLAGS" echo "Linker flags (LDFLAGS) ............ $LDFLAGS"
echo "Developer debug ................... $debug" echo "Developer debug ................... $debug"
echo "Developer assert .................. $assert ($assert_type)" echo "Developer assert .................. $assert ($assert_type)"
echo "Developer profiling ............... $profiling"
echo "Low-memory compile ................ $lowmem_compile" echo "Low-memory compile ................ $lowmem_compile"
echo "Precompiled headers ............... $build_pch" echo "Precompiled headers ............... $build_pch"
echo "Optimized compile ................. $optimize" echo "Optimized compile ................. $optimize"