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librustc: De-@mut the FunctionDebugContext

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This commit is contained in:
Patrick Walton 2013-12-20 21:00:15 -08:00
parent 13e1bf1881
commit 558099b509
1 changed files with 4 additions and 19 deletions
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23
src/librustc/middle/trans/debuginfo.rs
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@ -222,21 +222,6 @@ impl FunctionDebugContext {
}
}
fn get_mut_ref<'a>(&'a mut self,
cx: &CrateContext,
span: Span)
-> &'a mut FunctionDebugContextData {
match *self {
FunctionDebugContext(~ref mut data) => data,
DebugInfoDisabled => {
cx.sess.span_bug(span, FunctionDebugContext::debuginfo_disabled_message());
}
FunctionWithoutDebugInfo => {
cx.sess.span_bug(span, FunctionDebugContext::should_be_ignored_message());
}
}
}
fn debuginfo_disabled_message() -> &'static str {
"debuginfo: Error trying to access FunctionDebugContext although debug info is disabled!"
}
@ -459,7 +444,7 @@ pub fn create_self_argument_metadata(bcx: @Block,
let scope_metadata = bcx.fcx.debug_context.get_ref(bcx.ccx(), span).fn_metadata;
let argument_index = {
let counter = &mut bcx.fcx.debug_context.get_mut_ref(bcx.ccx(), span).argument_counter;
let counter = &bcx.fcx.debug_context.get_ref(bcx.ccx(), span).argument_counter;
let argument_index = counter.get();
counter.set(argument_index + 1);
argument_index
@ -538,7 +523,7 @@ pub fn create_argument_metadata(bcx: @Block,
let argument_ident = ast_util::path_to_ident(path_ref);
let argument_index = {
let counter = &fcx.debug_context.get_mut_ref(cx, span).argument_counter;
let counter = &fcx.debug_context.get_ref(cx, span).argument_counter;
let argument_index = counter.get();
counter.set(argument_index + 1);
argument_index
@ -596,9 +581,9 @@ pub fn clear_source_location(fcx: &FunctionContext) {
/// when beginning to translate a new function. This functions switches source location emitting on
/// and must therefore be called before the first real statement/expression of the function is
/// translated.
pub fn start_emitting_source_locations(fcx: &mut FunctionContext) {
pub fn start_emitting_source_locations(fcx: &FunctionContext) {
match fcx.debug_context {
FunctionDebugContext(~ref mut data) => {
FunctionDebugContext(~ref data) => {
data.source_locations_enabled.set(true)
},
_ => { /* safe to ignore */ }