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