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Support for passing different options to the C compiler backend.
Example: 'v -c_options=-Os' will pass -Os to the C compiler. In effect the C compiler will optimize the generated binary for size.
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@ -88,6 +88,9 @@ mut:
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sanitize bool // use Clang's new "-fsanitize" option
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sanitize bool // use Clang's new "-fsanitize" option
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is_debug bool // keep compiled C files
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is_debug bool // keep compiled C files
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no_auto_free bool // `v -nofree` disable automatic `free()` insertion for better performance in some applications (e.g. compilers)
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no_auto_free bool // `v -nofree` disable automatic `free()` insertion for better performance in some applications (e.g. compilers)
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c_options string // Additional options which will be passed to the C compiler.
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// For example, passing -c_options=-Os will cause the C compiler to optimize the generated binaries for size.
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// You could pass several -c_options=XXX arguments. They will be merged with each other.
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}
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}
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@ -529,7 +532,7 @@ fn (v mut V) cc() {
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}
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}
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linux_host := os.user_os() == 'linux'
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linux_host := os.user_os() == 'linux'
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v.log('cc() isprod=$v.pref.is_prod outname=$v.out_name')
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v.log('cc() isprod=$v.pref.is_prod outname=$v.out_name')
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mut a := ['-w'] // arguments for the C compiler
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mut a := [v.pref.c_options, '-w'] // arguments for the C compiler
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flags := v.table.flags.join(' ')
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flags := v.table.flags.join(' ')
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//mut shared := ''
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//mut shared := ''
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if v.pref.is_so {
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if v.pref.is_so {
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@ -960,6 +963,14 @@ fn new_v(args[]string) *V {
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files << f
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files << f
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}
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}
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}
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}
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mut c_options := ''
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for ci, cv in args {
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if cv.starts_with('-c_options=') {
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c_options += cv.replace('-c_options=','') + ' '
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}
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}
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obfuscate := args.contains('-obf')
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obfuscate := args.contains('-obf')
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pref := &Preferences {
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pref := &Preferences {
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is_test: is_test
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is_test: is_test
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@ -979,6 +990,7 @@ fn new_v(args[]string) *V {
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is_run: args.contains('run')
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is_run: args.contains('run')
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is_repl: args.contains('-repl')
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is_repl: args.contains('-repl')
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build_mode: build_mode
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build_mode: build_mode
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c_options: c_options
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}
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}
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if pref.is_so {
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if pref.is_so {
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