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configure.ac: Remove AC_PROG_CXX automatic -g -O2; AC_PROG_CC; CFLAGS; cleanup.

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This commit is contained in:
Jason Volk 2018-02-17 23:59:17 -08:00
parent 41e6909abd
commit 587cd4b931
1 changed files with 35 additions and 36 deletions
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71
configure.ac
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@ -24,12 +24,11 @@ AC_PATH_PROG(TOUCH, touch)
LT_INIT([dlopen shared disable-static])
LT_LANG([C++])
AC_PROG_LIBTOOL
AC_PROG_MAKE_SET
AC_PROG_CC
AC_PROG_CC_C_O
CXXFLAGS=""
AC_PROG_CXX
AC_PROG_CXX_C_O
AC_PROG_LIBTOOL
AC_PROG_MAKE_SET
AC_LANG(C++)
AC_CONFIG_HEADER(include/ircd/config.h)
AX_CXX_COMPILE_STDCXX([17], [gnu], [mandatory], 201500)
@ -60,7 +59,6 @@ dnl
AC_SUBST(CC)
AC_SUBST(CXX)
AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(CPPFLAGS)
AC_SUBST(LDFLAGS)
@ -196,6 +194,29 @@ AC_ARG_ENABLE(pch, AC_HELP_STRING([--disable-pch], [Disable precompiled header g
AM_CONDITIONAL([BUILD_PCH], [[[[ "$build_pch" = "yes" ]]]])
dnl
dnl Optimization
dnl
AM_COND_IF([DEBUG],
[
CXXFLAGS+=" -O0"
CXXFLAGS+=" -ggdb"
], [
CXXFLAGS+=" -O3"
CXXFLAGS+=" -ggdb"
CXXFLAGS+=" -fweb"
CXXFLAGS+=" -fdata-sections"
CXXFLAGS+=" -ffunction-sections"
CXXFLAGS+=" -ftree-vectorize"
CXXFLAGS+=" -fgcse-sm"
CXXFLAGS+=" -fgcse-las"
CXXFLAGS+=" -fgcse-after-reload"
CXXFLAGS+=" -fsched-stalled-insns=0"
CXXFLAGS+=" -frename-registers"
])
dnl
dnl Compiler intrumentation
dnl
@ -206,6 +227,15 @@ CXXFLAGS+=" -fchkp-instrument-marked-only"
CXXFLAGS+=" -fstack-protector-explicit"
dnl -ffriend-injection allows us to deduplicate declarations of friend
dnl functions in both the friend class and the enclosing namespace
CXXFLAGS+=" -ffriend-injection"
dnl -fvisibility-inlines-hidden - for optimization; note the address of inline
dnl functions won't be the same between translation units
CXXFLAGS+=" -fvisibility-inlines-hidden"
dnl
dnl Compiler warnings
dnl
@ -302,36 +332,6 @@ AM_COND_IF([CLANG],
CPPFLAGS+="$CWARNS"
dnl
dnl Misc
dnl
AM_COND_IF([DEBUG],
[
CXXFLAGS+=" -O0 -ggdb"
], [
CXXFLAGS+=" -O3"
CXXFLAGS+=" -fweb"
CXXFLAGS+=" -fdata-sections"
CXXFLAGS+=" -ffunction-sections"
CXXFLAGS+=" -ftree-vectorize"
CXXFLAGS+=" -fgcse-sm"
CXXFLAGS+=" -fgcse-las"
CXXFLAGS+=" -fgcse-after-reload"
CXXFLAGS+=" -fsched-stalled-insns=0"
CXXFLAGS+=" -frename-registers"
])
dnl -ffriend-injection allows us to deduplicate declarations of friend
dnl functions in both the friend class and the enclosing namespace
CXXFLAGS+=" -ffriend-injection"
dnl -fvisibility-inlines-hidden - for optimization; note the address of inline
dnl functions won't be the same between translation units
CXXFLAGS+=" -fvisibility-inlines-hidden"
dnl ***************************************************************************
dnl Philology checks
dnl
@ -1366,7 +1366,6 @@ AC_SUBST(MODULES_LIBS)
AC_SUBST(MOD_TARGET)
AC_SUBST(PICFLAGS)
AC_SUBST(SEDOBJ)
AC_SUBST(CFLAGS)
AC_CONFIG_COMMANDS([tools/genssl_chmod], [chmod 755 tools/genssl])