1 /* PR middle-end/82063 - issues with arguments enabled by -Wall
2    { dg-do compile { target lp64 } }
3    { dg-options "-O -Walloc-size-larger-than=1EiB -ftrack-macro-expansion=0" } */
4 
5 typedef __SIZE_TYPE__ size_t;
6 
7 void sink (void*);
8 
9 #define T(x) sink (x)
10 
f(void)11 void f (void)
12 {
13   size_t n = 0;
14   T (__builtin_malloc (n));
15 
16   n = (size_t)1024 * 1024 * 1024 * 1024 * 1024 * 1024;   /* 1 exbibyte (EiB) */
17   T (__builtin_malloc (n));
18 
19   n += 1;
20   T (__builtin_malloc (n));   /* { dg-warning "argument 1 value .1152921504606846977. exceeds maximum object size 1152921504606846976" } */
21 
22   n = __PTRDIFF_MAX__;
23   T (__builtin_malloc (n));   /* { dg-warning "exceeds maximum object size" } */
24 
25   n = __SIZE_MAX__;
26   T (__builtin_malloc (n));   /* { dg-warning "exceeds maximum object size" } */
27 }
28