Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/slsr-13.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 04ced10e8804 |
children |
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/* x2 and x3 will be strength-reduced based on the same statement but with different variables as the stride. Note that they will be strength-reduced by introducing an initializer 4*s which is cheaper than 5*s; similar for 4*c and 5*c. */ /* { dg-do compile } */ /* { dg-options "-O3 -fdump-tree-optimized" } */ int f (int s, int c) { int a2, a3, x1, x2, x3, x; x1 = c + s; a2 = 5 * s; x2 = c + a2; a3 = 5 * c; x3 = s + a3; x = x1 + x2 + x3; return x; } /* { dg-final { scan-tree-dump-times " \\* 4" 2 "optimized" } } */ /* { dg-final { scan-tree-dump-times " \\* 5" 0 "optimized" } } */