Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/loop-7.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* PR tree-optimization/19828 */ /* { dg-do compile } */ /* { dg-options "-O1 -fdump-tree-lim2-details" } */ int cst_fun1 (int) __attribute__((__const__)); int cst_fun2 (int) __attribute__((__const__)); int pure_fun1 (int) __attribute__((__pure__)); int pure_fun2 (int) __attribute__((__pure__)); int foo (void); int xxx (void) { int i, k = foo (), x = 0; for (i = 0; i < 100; i++) { x += cst_fun1 (k); x += pure_fun1 (k); if (k) { x += cst_fun2 (k); x += pure_fun2 (k); } } return x; } /* Calls to cst_fun1 and pure_fun1 may be moved out of the loop. Calls to cst_fun2 and pure_fun2 should not be, since calling with k = 0 may be invalid. */ /* { dg-final { scan-tree-dump-times "Moving statement" 2 "lim2" } } */