Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gfortran.dg/volatile4.f90 @ 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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! { dg-do compile } ! { dg-options "-O2 -fdump-tree-optimized" } ! Tests whether volatile really works ! PR fortran/29601 logical, volatile :: t1 logical :: t2 integer :: i t2 = .false. t1 = .false. do i = 1, 2 if(t1) print *, 'VolatileNotOptimizedAway' if(t2) print *, 'NonVolatileNotOptimizedAway' end do end ! { dg-final { scan-tree-dump "VolatileNotOptimizedAway" "optimized" } } */ ! { dg-final { scan-tree-dump-not "NonVolatileNotOptimizedAway" "optimized" } } */