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[Ada] Ignore out of range values for System.Priority in CodePeer mode

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2018-05-30  Arnaud Charlet  <charlet@adacore.com>

gcc/ada/

	* checks.adb (Apply_Scalar_Range_Check):
	* sem_eval.adb (Check_Non_Static_Context, Out_Of_Range): Ignore out of
	range values for System.Priority in CodePeer mode since the actual
	target compiler may provide a wider range.

From-SVN: r260929
This commit is contained in:
Arnaud Charlet 2018-05-30 08:56:54 +00:00 committed by Pierre-Marie de Rodat
parent 8ed508fe7f
commit 88ad52c90d
3 changed files with 31 additions and 5 deletions
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7
gcc/ada/ChangeLog
View File

@ -1,3 +1,10 @@
2018-05-30 Arnaud Charlet <charlet@adacore.com>
* checks.adb (Apply_Scalar_Range_Check):
* sem_eval.adb (Check_Non_Static_Context, Out_Of_Range): Ignore out of
range values for System.Priority in CodePeer mode since the actual
target compiler may provide a wider range.
2018-05-30 Ed Schonberg <schonberg@adacore.com>
* exp_unst.adb: Search specification of main unit as well, for

11
gcc/ada/checks.adb
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@ -3065,7 +3065,16 @@ package body Checks is
-- If definitely not in range, warn
elsif Lov > Hi or else Hiv < Lo then
Bad_Value;
-- Ignore out of range values for System.Priority in
-- CodePeer mode since the actual target compiler may
-- provide a wider range.
if not CodePeer_Mode
or else Target_Typ /= RTE (RE_Priority)
then
Bad_Value;
end if;
return;
-- Otherwise we don't know

18
gcc/ada/sem_eval.adb
View File

@ -574,8 +574,16 @@ package body Sem_Eval is
null;
elsif Is_Out_Of_Range (N, T, Assume_Valid => True) then
Apply_Compile_Time_Constraint_Error
(N, "value not in range of}<<", CE_Range_Check_Failed);
-- Ignore out of range values for System.Priority in CodePeer
-- mode since the actual target compiler may provide a wider
-- range.
if CodePeer_Mode and then T = RTE (RE_Priority) then
Set_Do_Range_Check (N, False);
else
Apply_Compile_Time_Constraint_Error
(N, "value not in range of}<<", CE_Range_Check_Failed);
end if;
elsif Checks_On then
Enable_Range_Check (N);
@ -5437,9 +5445,11 @@ package body Sem_Eval is
First_Rep_Item (Parent (N)));
Rewrite (N, Make_Integer_Literal (Sloc (N), Uint_1));
-- All cases except the special array case
-- All cases except the special array case.
-- No message if we are dealing with System.Priority values in
-- CodePeer mode where the target runtime may have more priorities.
else
elsif not CodePeer_Mode or else Etype (N) /= RTE (RE_Priority) then
Apply_Compile_Time_Constraint_Error
(N, "value not in range of}", CE_Range_Check_Failed);
end if;