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fix debug info for function pointers

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found when testing against LLVM 8

see https://bugs.llvm.org/show_bug.cgi?id=40198
This commit is contained in:
Andrew Kelley 2019-01-08 10:57:39 -05:00
parent 013c7b24d2
commit aa65b94671
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GPG Key ID: 7C5F548F728501A9
3 changed files with 6 additions and 2 deletions
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1
src/all_types.hpp
View File

@ -1166,6 +1166,7 @@ struct ZigTypeFn {
FnGenParamInfo *gen_param_info;
LLVMTypeRef raw_type_ref;
ZigLLVMDIType *raw_di_type;
ZigType *bound_fn_parent;
};

5
src/analyze.cpp
View File

@ -1220,7 +1220,10 @@ ZigType *get_fn_type(CodeGen *g, FnTypeId *fn_type_id) {
fn_type->data.fn.raw_type_ref = LLVMFunctionType(gen_return_type->type_ref,
gen_param_types.items, (unsigned int)gen_param_types.length, fn_type_id->is_var_args);
fn_type->type_ref = LLVMPointerType(fn_type->data.fn.raw_type_ref, 0);
fn_type->di_type = ZigLLVMCreateSubroutineType(g->dbuilder, param_di_types.items, (int)param_di_types.length, 0);
fn_type->data.fn.raw_di_type = ZigLLVMCreateSubroutineType(g->dbuilder, param_di_types.items, (int)param_di_types.length, 0);
fn_type->di_type = ZigLLVMCreateDebugPointerType(g->dbuilder, fn_type->data.fn.raw_di_type,
LLVMStoreSizeOfType(g->target_data_ref, fn_type->type_ref),
LLVMABIAlignmentOfType(g->target_data_ref, fn_type->type_ref), "");
}
g->fn_type_table.put(&fn_type->data.fn.fn_type_id, fn_type);

2
src/codegen.cpp
View File

@ -649,7 +649,7 @@ static ZigLLVMDIScope *get_di_scope(CodeGen *g, Scope *scope) {
ZigLLVMDISubprogram *subprogram = ZigLLVMCreateFunction(g->dbuilder,
fn_di_scope, buf_ptr(&fn_table_entry->symbol_name), "",
import->di_file, line_number,
fn_table_entry->type_entry->di_type, is_internal_linkage,
fn_table_entry->type_entry->data.fn.raw_di_type, is_internal_linkage,
is_definition, scope_line, flags, is_optimized, nullptr);
scope->di_scope = ZigLLVMSubprogramToScope(subprogram);