Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Walloca-10.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-require-effective-target alloca } */ /* { dg-options "-Walloca-larger-than=2000 -O2" } */ // Test when the conditionals are incorrectly reversed. void f (void *); void foo (__SIZE_TYPE__ len) { void *p; if (len < 500) p = __builtin_malloc (len); else p = __builtin_alloca (len); // { dg-warning "argument to .alloca. may be too large" } f (p); } void bar (__SIZE_TYPE__ len) { void *p; if (len > 500) p = __builtin_alloca (len); // { dg-warning "argument to .alloca. may be too large" } else p = __builtin_malloc (len); f (p); }