# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1456222572 -7200
# Node ID 40ce4106f4ad9b526d4dffe5616f2cde10bd1bbe
# Parent  0084618812ee4e0c42ca4be33343ecb2ee379c01
Add special case handling for f_prec == 0 && val == 0. Fixes several test cases.

diff -r 0084618812ee -r 40ce4106f4ad th_printf1.c
--- a/th_printf1.c	Tue Feb 23 12:15:51 2016 +0200
+++ b/th_printf1.c	Tue Feb 23 12:16:12 2016 +0200
@@ -39,6 +39,11 @@
     // Render the value to a string in buf (reversed)
     TH_PFUNC_TYPE_U val = pval;
 #endif
+
+    // Special case for value of 0 and precision 0
+    if (val == 0 && f_prec == 0)
+        return 0;
+
     do
     {
         TH_PFUNC_TYPE_U digit = val % radix;