diff options
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gnat.dg/opt1.adb')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gnat.dg/opt1.adb | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gnat.dg/opt1.adb b/gcc-4.8/gcc/testsuite/gnat.dg/opt1.adb new file mode 100644 index 000000000..69bb8136d --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gnat.dg/opt1.adb @@ -0,0 +1,29 @@ +-- { dg-do compile } +-- { dg-options "-O -gnatws" } + +package body Opt1 is + + function De_Linear_Index + (Index : Natural; + D : Natural; + Ind_Lengths : Dimention_Length) + return Dimension_Indexes + is + Len : Natural := 1; + Tmp_Ind : Natural := Index; + Tmp_Res : Natural; + Result : Dimension_Indexes (1 .. D); + begin + for J in 1 .. D loop + Len := Len * Ind_Lengths (J); + end loop; + + for J in Result'Range loop + Result (J) := Tmp_Res; + Tmp_Ind := Tmp_Ind - Len * (Result (J) - 1); + end loop; + + return Result; + end; + +end Opt1; |