Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gcc.dg/pr82929-2.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/pr82929-2.c Thu Oct 25 07:37:49 2018 +0900 @@ -0,0 +1,21 @@ +/* PR tree-optimization/82929 */ +/* { dg-do compile { target store_merge } } */ +/* { dg-options "-O2 -fdump-tree-store-merging" } */ + +void +foo (short *p, short *q, short *r) +{ + p = __builtin_assume_aligned (p, __alignof__ (int)); + q = __builtin_assume_aligned (q, __alignof__ (int)); + r = __builtin_assume_aligned (r, __alignof__ (int)); + short a = q[0]; + short b = q[1]; + short c = ~a; + short d = r[0]; + short e = r[1]; + short f = ~b; + p[0] = c & d; + p[1] = e & f; +} + +/* { dg-final { scan-tree-dump-times "Merging successful" 1 "store-merging" } } */