Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/strlenopt-48.c @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
line wrap: on
line source
/* PR tree-optimization/86400 - set<string>::set<char (*)[2]) constructor does not work with array argument Verify that strlen() calls with one-character array elements of multidimensional arrays are still folded. { dg-do compile } { dg-options "-O2 -Wall -fdump-tree-optimized" } */ #include "strlenopt.h" void f (void) { extern char a[2][1]; int n = strlen (a[1]); if (n >= sizeof a) abort(); } void g (void) { extern char b[3][2][1]; int n = strlen (b[2][1]); if (n >= sizeof b) abort(); } void h (void) { extern char c[4][3][2][1]; int n = strlen (c[3][2][1]); if (n >= sizeof c) abort(); } /* { dg-final { scan-tree-dump-times "strlen1" 0 "optimized" } } { dg-final { scan-tree-dump-times "abort" 0 "optimized" } } */