X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fdebug%2Fdbginfo.c;h=a4fd57cacae7dd8bf1fe5f2c5504b679aa792ff4;hb=2158510961e84fb11e9195c200335f2314e49055;hp=d7eb835b859f641a3e87b8ec98ab41ed46c07c4d;hpb=9d564d6198d8a1e36a3a9c9ec9ca4d13c6acd153;p=libfirm

diff --git a/ir/debug/dbginfo.c b/ir/debug/dbginfo.c
index d7eb835b8..a4fd57cac 100644
--- a/ir/debug/dbginfo.c
+++ b/ir/debug/dbginfo.c
@@ -30,6 +30,7 @@
 #include "irnode_t.h"
 #include "type_t.h"
 #include "entity_t.h"
+#include "error.h"
 
 merge_pair_func *__dbg_info_merge_pair = default_dbg_info_merge_pair;
 merge_sets_func *__dbg_info_merge_sets = default_dbg_info_merge_sets;
@@ -72,8 +73,7 @@ const char *dbg_action_2_str(dbg_action a)
 		if (a <= dbg_max)
 			return "string conversion not implemented";
 		else
-			assert(!"Missing debug action in dbg_action_2_str()");
-		return NULL;
+			panic("Missing debug action in dbg_action_2_str()");
 	}
 #undef CASE
 }
@@ -127,7 +127,10 @@ void ir_set_type_debug_retrieve(retrieve_type_dbg_func func)
 void ir_retrieve_type_dbg_info(char *buffer, size_t buffer_size,
                                const type_dbg_info *tdbgi)
 {
-	retrieve_type_dbg(buffer, buffer_size, tdbgi);
+	if (retrieve_type_dbg)
+		retrieve_type_dbg(buffer, buffer_size, tdbgi);
+	assert(buffer_size > 0);
+	buffer[0] = 0;
 }
 
 void ir_dbg_info_snprint(char *buf, size_t bufsize, const dbg_info *dbg)