Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Walloc-size-larger-than-6.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | |
children | 1830386684a0 |
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/* PR middle-end/82063 - issues with arguments enabled by -Wall { dg-do compile } { dg-options "-O -Walloc-size-larger-than=1GiB -ftrack-macro-expansion=0" } */ void sink (void*); #define T(x) sink (x) void f (void) { __SIZE_TYPE__ n = 0; T (__builtin_malloc (n)); n = 1024 * 1024 * 1024; /* 1 gigibyte (GiB) */ T (__builtin_malloc (n)); n += 1; T (__builtin_malloc (n)); /* { dg-warning "argument 1 value .1073741825. exceeds maximum object size 1073741824" } */ n = __PTRDIFF_MAX__; T (__builtin_malloc (n)); /* { dg-warning "exceeds maximum object size" } */ n = __SIZE_MAX__; T (__builtin_malloc (n)); /* { dg-warning "exceeds maximum object size" } */ }