Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pr78973-2.c @ 157:dafe684d005c
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:08:54 +0900 |
parents | 1830386684a0 |
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/* PR c/78973 - warning: ‘memcpy’: specified size exceeds maximum object size [-Wstringop-overflow=] This is a companion test for the bug above that verifies that the correct range of the int variable is detected. { dg-do compile } { dg-require-effective-target int32plus } { dg-options "-O2 -Walloc-size-larger-than=4" } */ void *p; static void f (int n) { if (n <= 4) p = __builtin_malloc (n); /* { dg-warning "argument 1 range \\\[\[0-9\]+, \[0-9\]+\\\] exceeds maximum object size 4" "ilp32" { target *-*-* } .-1 } */ } void g (unsigned n) { if (n < 5) n = 5; f (n); }