bzip2: runningOrder[] values are always 0..255, make it uint8

function                                             old     new   delta
mainSort                                            1171    1124     -47

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 5 insertions, 6 deletions

diff --git a/archival/libarchive/bz/blocksort.c b/archival/libarchive/bz/blocksort.c
index 473244db0..c2d5f15c6 100644
--- a/archival/libarchive/bz/blocksort.c
+++ b/archival/libarchive/bz/blocksort.c
@@ -732,7 +732,7 @@ void mainSort(EState* state,
         int32_t  i, j;
         Bool     bigDone[256];
         /* bbox: moved to EState to save stack
-        int32_t  runningOrder[256];
+        uint8_t  runningOrder[256];
         int32_t  copyStart[256];
         int32_t  copyEnd  [256];
         */
@@ -833,16 +833,15 @@ void mainSort(EState* state,
                         /*h = h / 3;*/
                         h = (h * 171) >> 9; /* bbox: fast h/3 */
                         for (i = h; i <= 255; i++) {
-                                int32_t vv;
-                                vv = runningOrder[i];
+                                unsigned vv;
+                                vv = runningOrder[i]; /* uint8[] */
                                 j = i;
                                 while (BIGFREQ(runningOrder[j-h]) > BIGFREQ(vv)) {
                                         runningOrder[j] = runningOrder[j-h];
                                         j = j - h;
                                         if (j <= (h - 1))
-                                                goto zero;
+                                                break;
                                 }
- zero:
                                 runningOrder[j] = vv;
                         }
                 } while (h != 1);
diff --git a/archival/libarchive/bz/bzlib_private.h b/archival/libarchive/bz/bzlib_private.h
index 8e44a8e64..4acaef8b8 100644
--- a/archival/libarchive/bz/bzlib_private.h
+++ b/archival/libarchive/bz/bzlib_private.h
@@ -192,7 +192,7 @@ typedef struct EState {
         int32_t  BZ2_hbMakeCodeLengths__weight[BZ_MAX_ALPHA_SIZE * 2];
         int32_t  BZ2_hbMakeCodeLengths__parent[BZ_MAX_ALPHA_SIZE * 2];
 
-        int32_t  mainSort__runningOrder[256];
+        uint8_t  mainSort__runningOrder[256];
         int32_t  mainSort__copyStart[256];
         int32_t  mainSort__copyEnd[256];
 } EState;