diff --git a/src/float.c b/src/float.c
index 9e8074d..4c8e5fe 100644
--- a/src/float.c
+++ b/src/float.c
@@ -41,7 +41,7 @@
 	*value = INFINITY;
 	return 3;
     }
-    if (STRNICMP(text, "-inf", 3) == 0)
+    if (STRNICMP(text, "-inf", 4) == 0)
     {
 	*value = -INFINITY;
 	return 4;
diff --git a/src/testdir/test_viminfo.vim b/src/testdir/test_viminfo.vim
index 7aab271..2bbca3e 100644
--- a/src/testdir/test_viminfo.vim
+++ b/src/testdir/test_viminfo.vim
@@ -1329,4 +1329,30 @@
   let &viminfofile = _viminfofile
 endfunc
 
+func Test_viminfo_global_var()
+  let _viminfofile = &viminfofile
+  let _viminfo = &viminfo
+  let &viminfofile=''
+  set viminfo+=!
+  let lines = [
+    \ '# comment line',
+    \ "",
+    \ '# Viminfo version',
+    \ '|1,4',
+    \ "",
+    \ '*encoding=utf-8',
+    \ "",
+    \ '# global variables:',
+    \ "!VAL\tFLO\t-in",
+    \ "!VAR\tFLO\t-inf",
+    \ "",
+    \ ]
+  call writefile(lines, 'Xviminfo2', 'D')
+  rviminfo! Xviminfo2
+  call assert_equal(0.0, g:VAL)
+  call assert_equal(str2float("-inf"), g:VAR)
+  let &viminfofile = _viminfofile
+  let &viminfo = _viminfo
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index e4a0b0e..0a5b4ec 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1300,
+/**/
     1299,
 /**/
     1298,