Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pr78973.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 |
children |
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/* PR c/78973 - warning: ‘memcpy’: specified size exceeds maximum object size Test case for what was initially thought to be a false positive but after deeper investigation turned out to be a true positive. { dg-do compile } { dg-options "-O2 -Wall" } */ static void f (void *p, int n) { if (n <= 4) __builtin_memset (p, 0, n); /* { dg-warning "exceeds maximum object size" "pr79073" { xfail ilp32 } } */ } void g (void *d, unsigned n) { if (n < 5) n = 5; f (d, n); }