vkd3d-shader/hlsl: Forbid returning void expressions from void functions.

This commit is contained in:
Zebediah Figura 2021-09-10 16:36:36 -05:00 committed by Alexandre Julliard
parent b29d3489de
commit 9cc7aaf5a1
Notes: Alexandre Julliard 2023-01-13 22:23:38 +01:00
Approved-by: Francisco Casas (@fcasas)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/47
2 changed files with 18 additions and 10 deletions

View File

@ -599,21 +599,29 @@ static struct hlsl_ir_jump *add_return(struct hlsl_ctx *ctx, struct list *instrs
struct hlsl_type *return_type = ctx->cur_function->return_type;
struct hlsl_ir_jump *jump;
if (return_value)
if (ctx->cur_function->return_var)
{
struct hlsl_ir_store *store;
if (return_value)
{
struct hlsl_ir_store *store;
if (!(return_value = add_implicit_conversion(ctx, instrs, return_value, return_type, &loc)))
return NULL;
if (!(return_value = add_implicit_conversion(ctx, instrs, return_value, return_type, &loc)))
return NULL;
if (!(store = hlsl_new_simple_store(ctx, ctx->cur_function->return_var, return_value)))
if (!(store = hlsl_new_simple_store(ctx, ctx->cur_function->return_var, return_value)))
return NULL;
list_add_after(&return_value->entry, &store->node.entry);
}
else
{
hlsl_error(ctx, &loc, VKD3D_SHADER_ERROR_HLSL_INVALID_RETURN, "Non-void functions must return a value.");
return NULL;
list_add_after(&return_value->entry, &store->node.entry);
}
}
else if (ctx->cur_function->return_var)
else
{
hlsl_error(ctx, &loc, VKD3D_SHADER_ERROR_HLSL_INVALID_RETURN, "Non-void function must return a value.");
return NULL;
if (return_value)
hlsl_error(ctx, &loc, VKD3D_SHADER_ERROR_HLSL_INVALID_RETURN, "Void functions cannot return a value.");
}
if (!(jump = hlsl_new_jump(ctx, HLSL_IR_JUMP_RETURN, loc)))

View File

@ -89,7 +89,7 @@ float4 main() : sv_target
return func();
}
[pixel shader fail todo]
[pixel shader fail]
void foo()
{