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work around stage1 compiler bug

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breaking from inside the block with defers in scope triggered
broken LLVM module found: Terminator found in the middle of a basic
block!
This commit is contained in:
Andrew Kelley 2020-05-13 22:20:31 -04:00
parent 6a2425c38c
commit fb947c365e
1 changed files with 17 additions and 13 deletions
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30
src-self-hosted/ir.zig
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@ -697,16 +697,9 @@ pub const Module = struct {
};
}
fn analyzeRoot(self: *Module, root_scope: *Scope.ZIRModule) !void {
// TODO use the cache to identify, from the modified source files, the decls which have
// changed based on the span of memory that represents the decl in the re-parsed source file.
// Use the cached dependency graph to recursively determine the set of decls which need
// regeneration.
// Here we simulate adding a source file which was previously not part of the compilation,
// which means scanning the decls looking for exports.
// TODO also identify decls that need to be deleted.
const src_module = switch (root_scope.status) {
.unloaded => blk: {
fn getTextModule(self: *Module, root_scope: *Scope.ZIRModule) !*text.Module {
switch (root_scope.status) {
.unloaded => {
try self.failed_files.ensureCapacity(self.failed_files.size + 1);
var keep_source = false;
@ -743,12 +736,23 @@ pub const Module = struct {
root_scope.contents = .{ .module = zir_module };
keep_zir_module = true;
break :blk zir_module;
return zir_module;
},
.unloaded_parse_failure, .loaded_parse_failure => return error.AnalysisFail,
.loaded_success => root_scope.contents.module,
};
.loaded_success => return root_scope.contents.module,
}
}
fn analyzeRoot(self: *Module, root_scope: *Scope.ZIRModule) !void {
// TODO use the cache to identify, from the modified source files, the decls which have
// changed based on the span of memory that represents the decl in the re-parsed source file.
// Use the cached dependency graph to recursively determine the set of decls which need
// regeneration.
// Here we simulate adding a source file which was previously not part of the compilation,
// which means scanning the decls looking for exports.
// TODO also identify decls that need to be deleted.
const src_module = try self.getTextModule(root_scope);
// Here we ensure enough queue capacity to store all the decls, so that later we can use
// appendAssumeCapacity.