1 files changed, 6 insertions, 1 deletions
diff --git a/C/Ppmd.h b/C/Ppmd.h
index 72a1cc52..9cbc4664 100755
--- a/C/Ppmd.h
+++ b/C/Ppmd.h
@@ -1,5 +1,5 @@
 /* Ppmd.h -- PPMD codec common code
-2010-03-12 : Igor Pavlov : Public domain
+2011-01-27 : Igor Pavlov : Public domain
 This code is based on PPMd var.H (2001): Dmitry Shkarin : Public domain */
 
 #ifndef __PPMD_H
@@ -29,6 +29,9 @@ EXTERN_C_BEGIN
 #define PPMD_N4 ((128 + 3 - 1 * PPMD_N1 - 2 * PPMD_N2 - 3 * PPMD_N3) / 4)
 #define PPMD_NUM_INDEXES (PPMD_N1 + PPMD_N2 + PPMD_N3 + PPMD_N4)
 
+#pragma pack(push, 1)
+/* Most compilers works OK here even without #pragma pack(push, 1), but some GCC compilers need it. */
+
 /* SEE-contexts for PPM-contexts with masked symbols */
 typedef struct
 {
@@ -48,6 +51,8 @@ typedef struct
   UInt16 SuccessorHigh;
 } CPpmd_State;
 
+#pragma pack(pop)
+
 typedef
   #ifdef PPMD_32BIT
     CPpmd_State *