Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/strlenopt-47.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 84e7813d76e9 |
children |
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/* PR tree-optimization/86400 - set<string>::set<char (*)[2]) constructor does not work with array argument Verify that strlen() calls with two-character array elements of multidimensional arrays whose higher order dimension is 1 are not folded. { dg-do compile } { dg-options "-O2 -Wall -fdump-tree-optimized" } */ #include "strlenopt.h" void f (void) { extern char a[1][2]; int n = strlen (*a); if (n != 1) abort(); } void g (void) { extern char b[1][2]; int n = strlen (b[0]); if (n != 1) abort(); } void h (void) { extern char c[1][2]; int n = strlen (&c[0][0]); if (n != 1) abort(); } /* { dg-final { scan-tree-dump-times "= strlen" 3 "optimized" } } { dg-final { scan-tree-dump-times "abort" 3 "optimized" } } */