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configure: Add conditional for --enable-lowmem-compile.

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This commit is contained in:
Jason Volk 2019-03-22 17:46:21 -07:00
parent 2f1cd45fba
commit 3480819ab5
2 changed files with 20 additions and 6 deletions
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12
configure.ac
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@ -418,6 +418,18 @@ fi
AM_CONDITIONAL([ASYNCEXCEPT], [[[[ $asyncexcept = "yes" ]]]])
dnl
dnl Low memory compilation mode
dnl
AC_ARG_ENABLE(lowmem-compile, AC_HELP_STRING([--enable-lowmem-compile], [Enable low-memory compilation options]),
[
lowmem_compile="yes"
], [
lowmem_compile="no"
])
AM_CONDITIONAL([LOWMEM_COMPILE], [[[[ $lowmem_compile = "yes" ]]]])
dnl
dnl Optimization

14
ircd/Makefile.am
View file

@ -160,10 +160,12 @@ endif
# (>= 2 GiB) which can thrash small systems and even sometimes crash GCC.
# This option reduces memory consumption at the cost of compilation speed.
if GCC
json.lo: CXXFLAGS += --param ggc-min-expand=3
#http.lo: CXXFLAGS += --param ggc-min-expand=15
#rfc3986.lo: CXXFLAGS += --param ggc-min-expand=15
#rfc1459.lo: CXXFLAGS += --param ggc-min-expand=15
#m_id.lo: CXXFLAGS += --param ggc-min-expand=15
#fmt.lo: CXXFLAGS += --param ggc-min-expand=15
if LOWMEM_COMPILE
json.lo: CXXFLAGS += --param ggc-min-expand=1
http.lo: CXXFLAGS += --param ggc-min-expand=1
fmt.lo: CXXFLAGS += --param ggc-min-expand=1
rfc3986.lo: CXXFLAGS += --param ggc-min-expand=1
rfc1459.lo: CXXFLAGS += --param ggc-min-expand=1
m_id.lo: CXXFLAGS += --param ggc-min-expand=1
endif
endif