From 3bf40cb11342cf29300ba54fce9d0d12e2496683 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20J=C3=A4ger?= <martin@libre.solar>
Date: Tue, 25 May 2021 09:09:48 +0200
Subject: [PATCH] Minimum not-working example for issue 30055

---
 samples/hello_world/prj.conf   | 5 +++++
 samples/hello_world/src/main.c | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/samples/hello_world/prj.conf b/samples/hello_world/prj.conf
index b2a4ba591044ee..6476d6a4e88dd7 100644
--- a/samples/hello_world/prj.conf
+++ b/samples/hello_world/prj.conf
@@ -1 +1,6 @@
 # nothing here
+
+CONFIG_MAIN_STACK_SIZE=16200
+
+CONFIG_NEWLIB_LIBC=y
+CONFIG_NEWLIB_LIBC_FLOAT_PRINTF=y
diff --git a/samples/hello_world/src/main.c b/samples/hello_world/src/main.c
index 6c5c8a27dc698f..2aa30984cdf42c 100644
--- a/samples/hello_world/src/main.c
+++ b/samples/hello_world/src/main.c
@@ -6,8 +6,9 @@
 
 #include <zephyr.h>
 #include <sys/printk.h>
+#include <stdio.h>
 
 void main(void)
 {
-	printk("Hello World! %s\n", CONFIG_BOARD);
+	printf("Hello World! %s %f\n", CONFIG_BOARD, 3.14F);
 }