1 files changed, 6 insertions, 0 deletions

diff --git a/archival/libarchive/decompress_gunzip.c b/archival/libarchive/decompress_gunzip.c
index d051ecb81..d2f7a9309 100644
--- a/archival/libarchive/decompress_gunzip.c
+++ b/archival/libarchive/decompress_gunzip.c
@@ -1137,6 +1137,9 @@ static uint32_t buffer_read_le_u32(STATE_PARAM_ONLY)
         return res;
 }
 
+#if ENABLE_PLATFORM_MINGW32 && __GNUC__
+#pragma pack(2)
+#endif
 static int check_header_gzip(STATE_PARAM transformer_state_t *xstate)
 {
         union {
@@ -1208,6 +1211,9 @@ static int check_header_gzip(STATE_PARAM transformer_state_t *xstate)
         }
         return 1;
 }
+#if ENABLE_PLATFORM_MINGW32 && __GNUC__
+#pragma pack()
+#endif
 
 IF_DESKTOP(long long) int FAST_FUNC
 unpack_gz_stream(transformer_state_t *xstate)