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Diffstat (limited to 'gcc/testsuite/gnat.dg/renaming5.adb')
-rw-r--r-- | gcc/testsuite/gnat.dg/renaming5.adb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gnat.dg/renaming5.adb b/gcc/testsuite/gnat.dg/renaming5.adb new file mode 100644 index 000000000..25374fe89 --- /dev/null +++ b/gcc/testsuite/gnat.dg/renaming5.adb @@ -0,0 +1,30 @@ +-- PR ada/46192 +-- Testcase by Rolf Ebert <rolf.ebert.gcc@gmx.de> + +-- { dg-do compile } +-- { dg-options "-O2 -fdump-tree-optimized" } + +with System; use System; + +package body Renaming5 is + + type Bits_In_Byte is array (0 .. 7) of Boolean; + pragma Pack (Bits_In_Byte); + + A : Bits_In_Byte; + for A'Address use System'To_Address(16#c0#); + pragma Volatile (A); + + B : Bits_In_Byte renames A; + + procedure Proc is + begin + while B (0) = False loop + null; + end loop; + end; + +end Renaming5; + +-- { dg-final { scan-tree-dump-times "goto" 2 "optimized" } } +-- { dg-final { cleanup-tree-dump "optimized" } } |