Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gcc.dg/attr-assume_aligned-3.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/attr-assume_aligned-3.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +char *my_alloc1 (int len) __attribute__((__assume_aligned__ (32))); +char *my_alloc2 (int len) __attribute__((assume_aligned (32, 4))); + +int +test1 (int len) +{ + int i; + char *p = my_alloc1 (len); + return ((__INTPTR_TYPE__) p) & 31; +} + +int +test2 (int len) +{ + int i; + char *p = my_alloc2 (len); + return (((__INTPTR_TYPE__) p) & 31) != 4; +} + +/* { dg-final { scan-tree-dump-times "return 0" 2 "optimized" } } */