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cgen: fix const decl gen when translated (#14255)

master
playX 2022-05-02 12:01:59 +00:00 committed by GitHub
parent a4fd349cf1
commit afbe6bf3a2
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1 changed files with 12 additions and 2 deletions
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14
vlib/v/gen/c/cgen.v
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@ -4377,7 +4377,7 @@ fn (mut g Gen) const_decl(node ast.ConstDecl) {
if field.is_simple_define_const() {
// "Simple" expressions are not going to need multiple statements,
// only the ones which are inited later, so it's safe to use expr_string
g.const_decl_simple_define(name, g.expr_string(field_expr))
g.const_decl_simple_define(field.name, g.expr_string(field_expr))
} else {
g.const_decl_init_later(field.mod, name, field.expr, field.typ, false)
}
@ -4479,7 +4479,17 @@ fn (mut g Gen) const_decl_simple_define(name string, val string) {
// so that we don't pollute the binary with unnecessary global vars
// Do not do this when building a module, otherwise the consts
// will not be accessible.
g.definitions.write_string('#define _const_$name ')
mut x := util.no_dots(name)
if g.pref.translated && !g.is_builtin_mod && !util.module_is_builtin(name.all_before_last('.')) {
// Don't prepend "_const" to translated C consts,
// but only in user code, continue prepending "_const" to builtin consts.
if x.starts_with('main__') {
x = x['main__'.len..]
}
} else {
x = '_const_$x'
}
g.definitions.write_string('#define $x ')
g.definitions.writeln(val)
}