1 /* PR middle-end/82063 - issues with arguments enabled by -Wall
2    { dg-do compile }
3    { dg-options "-O -Walloc-size-larger-than=1KiB -ftrack-macro-expansion=0" }
4 */
5 
6 void sink (void*);
7 
8 #define T(x) sink (x)
9 
f(void)10 void f (void)
11 {
12   unsigned n = 0;
13   T (__builtin_malloc (n));
14 
15   n = 1024;   /* 1 kibibyte (KB or KiB) */
16   T (__builtin_malloc (n));
17 
18   n = 1025;
19   T (__builtin_malloc (n));   /* { dg-warning "argument 1 value .1025. exceeds maximum object size 1024" } */
20 }
21