Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Walloc-size-larger-than-10.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 84e7813d76e9 |
children |
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/* PR middle-end/82063 - issues with arguments enabled by -Wall { dg-do compile { target lp64 } } { dg-options "-O -Walloc-size-larger-than=1PiB -ftrack-macro-expansion=0" } */ typedef __SIZE_TYPE__ size_t; void sink (void*); #define T(x) sink (x) void f (void) { size_t n = 0; T (__builtin_malloc (n)); n = (size_t)1024 * 1024 * 1024 * 1024 * 1024; /* 1 pebibyte (PiB) */ T (__builtin_malloc (n)); n += 1; T (__builtin_malloc (n)); /* { dg-warning "argument 1 value .1125899906842625. exceeds maximum object size 1125899906842624" } */ 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" } */ }