tgsi: fix rbug compile error

../mesa/src/gallium/auxiliary/tgsi/tgsi_parse.h:139:
error: dereferencing pointer ‘tokens.25’ does break strict-aliasing rules

Signed-off-by: Marek Olšák <maraeo@gmail.com>

diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.h b/src/gallium/auxiliary/tgsi/tgsi_parse.h
index d4df5851764e91664e02747ad1c6635ab934767a..2aafa2a6e839a536f87569da924dbda812834e31 100644 (file)
--- a/src/gallium/auxiliary/tgsi/tgsi_parse.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_parse.h
@@ -136,7 +136,8 @@ tgsi_parse_token(
 static INLINE unsigned
 tgsi_num_tokens(const struct tgsi_token *tokens)
 {
-   struct tgsi_header header = *(const struct tgsi_header *) tokens;
+   struct tgsi_header header;
+   memcpy(&header, tokens, sizeof(header));
    return header.HeaderSize + header.BodySize;
 }