Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/nrv2.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* Test that the tree_nrv pass works by making sure that we don't generate a memcpy. Throw in a bit of control flow to make its job a bit harder. */ /* { dg-options "-O" } */ struct A { int i[100]; }; int b; struct A f () { struct A a; if (b) { a.i[0] = 42; return a; } else { a.i[42] = 1; return a; } } /* { dg-final { scan-assembler-not "memcpy" } } */