From 5333deab1cc249684f2f6de5168c252bb56672ad Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Fri, 11 Mar 2016 08:30:18 -0800
Subject: [PATCH] Quick fix for qsort off-by-one error.

---
 src/stdlib/SDL_qsort.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/stdlib/SDL_qsort.c b/src/stdlib/SDL_qsort.c
index 035dc20ac..2ef33b15e 100644
--- a/src/stdlib/SDL_qsort.c
+++ b/src/stdlib/SDL_qsort.c
@@ -427,7 +427,7 @@ static void qsort_nonaligned(void *base, size_t nmemb, size_t size,
       Recurse(trunc)
     }
   }
-  PreInsertion(SWAP_nonaligned,TRUNC_nonaligned-1,size);
+  PreInsertion(SWAP_nonaligned,TRUNC_nonaligned,size);
   Insertion(SWAP_nonaligned);
   free(pivot);
 }
@@ -458,7 +458,7 @@ static void qsort_aligned(void *base, size_t nmemb, size_t size,
       Recurse(trunc)
     }
   }
-  PreInsertion(SWAP_aligned,TRUNC_aligned-1,size);
+  PreInsertion(SWAP_aligned,TRUNC_aligned,size);
   Insertion(SWAP_aligned);
   free(pivot);
 }
@@ -499,7 +499,7 @@ fprintf(stderr, "after partitioning first=#%lu last=#%lu\n", (first-(char*)base)
       Recurse(TRUNC_words)
     }
   }
-  PreInsertion(SWAP_words,(TRUNC_words/WORD_BYTES)-1,WORD_BYTES);
+  PreInsertion(SWAP_words,(TRUNC_words/WORD_BYTES),WORD_BYTES);
   /* Now do insertion sort. */
   last=((char*)base)+nmemb*WORD_BYTES;
   for (first=((char*)base)+WORD_BYTES;first!=last;first+=WORD_BYTES) {