config.nims

include "version.nims"

var TC = "gcc"
#var TC = "clang"
#var TC = "vcc"
#var TC = "tcc"

if TC != "vcc":
    if "" == findExe(TC): # GCC is default compiler if TC dosn't exist on the PATH
        TC = "gcc"
    if "" == findExe(TC): # if dosn't exist gcc, try clang
        TC = "clang"

#const LTO = true # further reudce code size
const LTO = false

#switch "passL","-static-libgcc" # for 32bit Windows ?

switch "define", "release"
#switch "define", "danger"
#switch "opt", "size"

# Reduce code size further
when false:
    #switch "mm","arc" # nim-1.6.8 or later
    switch "gc","arc"
    switch "define","useMalloc"
    switch "define","noSignalHandler"
    #switch "panics","on"

#switch "verbosity","2"

proc commonOpt() =
    switch "passL", "-s"
    switch "passC", "-ffunction-sections"
    switch "passC", "-fdata-sections"
    switch "passC", "-Wl,--gc-sections"
    switch "passL", "-Wl,--gc-sections"

#const NIMCACHE = ".nimcache_" & TC
switch "nimcache", ".nimcache"

case TC
    of "gcc":
        commonOpt()
        when LTO: # These options let link time slow while reducing code size.
            switch "passC", "-flto"
            switch "passL", "-flto"
    of "clang":
        commonOpt()
        #switch "passC","-flto=auto"
        #switch "passL","-flto"

switch "cc", TC

echo ""
echo "#### Compiler: [ ",TC," ] ####"
echo ""