commit 491669701c72578f273db53e579d8a03a9deac0c
author Bram Moolenaar <Bram@vim.org> Thu Dec 30 10:51:45 2021 +0000
committer Bram Moolenaar <Bram@vim.org> Thu Dec 30 10:51:45 2021 +0000
tree 3e3dd9f83004d9b1747b7a863f0052eb09d84ca3
parent 8e7cc6b920ddea37deaa5e6b7b3bdfff2222d137

patch 8.2.3943: compiler warning from gcc for uninitialized variable

Problem:    Compiler warning from gcc for uninitialized variable.
Solution:   Initialize variable. (closes #9429)

src/diff.c

diff --git a/src/diff.c b/src/diff.c
index d422338..a3bb9c4 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -1636,7 +1636,7 @@
     long	off;
     int		i;
     int		notset = TRUE;	    // block "*dp" not set yet
-    diffhunk_T	*hunk;
+    diffhunk_T	*hunk = NULL;	    // init to avoid gcc warning
 
     enum {
 	DIFF_ED,
@@ -1662,10 +1662,7 @@
     {
 	hunk = ALLOC_ONE(diffhunk_T);
 	if (hunk == NULL)
-	{
-	    emsg(_("E98: Cannot read diff output"));
 	    return;
-	}
     }
 
     for (;;)