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-disable-unwind

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This commit is contained in:
gingerBill
2026-01-15 18:12:39 +00:00
parent f4a7e0b279
commit 557e854864
3 changed files with 13 additions and 0 deletions
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1
src/build_settings.cpp
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@@ -582,6 +582,7 @@ struct BuildContext {
RelocMode reloc_mode;
bool disable_red_zone;
bool disable_unwind;
isize max_error_count;

4
src/llvm_backend_proc.cpp
View File

@@ -153,6 +153,10 @@ gb_internal lbProcedure *lb_create_procedure(lbModule *m, Entity *entity, bool i
lb_ensure_abi_function_type(m, p);
lb_add_function_type_attributes(p->value, p->abi_function_type, p->abi_function_type->calling_convention);
if (build_context.disable_unwind) {
lb_add_attribute_to_proc(m, p->value, "nounwind");
}
if (pt->Proc.diverging) {
lb_add_attribute_to_proc(m, p->value, "noreturn");
}

8
src/main.cpp
View File

@@ -363,6 +363,8 @@ enum BuildFlagKind {
BuildFlag_RelocMode,
BuildFlag_DisableRedZone,
BuildFlag_DisableUnwind,
BuildFlag_DisallowDo,
BuildFlag_DefaultToNilAllocator,
BuildFlag_DefaultToPanicAllocator,
@@ -592,6 +594,8 @@ gb_internal bool parse_build_flags(Array<String> args) {
add_flag(&build_flags, BuildFlag_RelocMode, str_lit("reloc-mode"), BuildFlagParam_String, Command__does_build);
add_flag(&build_flags, BuildFlag_DisableRedZone, str_lit("disable-red-zone"), BuildFlagParam_None, Command__does_build);
add_flag(&build_flags, BuildFlag_DisableUnwind, str_lit("disable-unwind"), BuildFlagParam_None, Command__does_build);
add_flag(&build_flags, BuildFlag_DisallowDo, str_lit("disallow-do"), BuildFlagParam_None, Command__does_check);
add_flag(&build_flags, BuildFlag_DefaultToNilAllocator, str_lit("default-to-nil-allocator"), BuildFlagParam_None, Command__does_check);
add_flag(&build_flags, BuildFlag_DefaultToPanicAllocator, str_lit("default-to-panic-allocator"),BuildFlagParam_None, Command__does_check);
@@ -1424,6 +1428,10 @@ gb_internal bool parse_build_flags(Array<String> args) {
case BuildFlag_DisableRedZone:
build_context.disable_red_zone = true;
break;
case BuildFlag_DisableUnwind:
build_context.disable_unwind = true;
break;
case BuildFlag_DisallowDo:
build_context.disallow_do = true;
break;