print a message on assert failure

2018-03-01 23:15:49 +09:00 · 2018-03-01 23:15:49 +09:00 · 5ace6fce2a
commit 5ace6fce2a
parent adb38a1a8a
1 changed files with 2 additions and 0 deletions
--- a/libc/assert.c
+++ b/libc/assert.c
@ -1,4 +1,6 @@
+#include <stdio.h>

 void __assert_func(const char * file, int line, const char * func, const char * failedexpr) {
+ fprintf(stderr, "Assertion failed in %s:%d (%s): %s\n", file, line, func, failedexpr);
 // void
 }