don't emit dead initializers

[r25577]

diff --git a/ast2firm.c b/ast2firm.c
index 94f83e3..b74308b 100644 (file)
--- a/ast2firm.c
+++ b/ast2firm.c
@@ -4753,6 +4753,11 @@ static void initialize_local_declaration(entity_t *entity)
        if (entity->base.symbol == NULL)
                return;
 
+       // no need to emit code in dead blocks
+       if (entity->declaration.storage_class != STORAGE_CLASS_STATIC
+                       && get_cur_block() == NULL)
+               return;
+
        switch ((declaration_kind_t) entity->declaration.kind) {
        case DECLARATION_KIND_LOCAL_VARIABLE:
        case DECLARATION_KIND_LOCAL_VARIABLE_ENTITY: