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authorPiotr Trojanek <trojanek@adacore.com>2018-05-25 09:03:54 +0000
committerPierre-Marie de Rodat <pmderodat@gcc.gnu.org>2018-05-25 09:03:54 +0000
commit9da8032d4b0b5ca8cf5397b617cbcef55f735e19 (patch)
tree240686d89a7e0b0e6e77806b4a13dec91db8f41a /gcc
parent5865218e3bf9b40d90c210446fa06e04265ffda0 (diff)
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[Ada] Rewrite Iterate_Call_Parameters in more assertive style
The formal and actual parameters in a subprogram call must match each other. This is now checked with assertion (so that we can detect possible mistakes), while the production builds have less work to do. Semantics unchanged. 2018-05-25 Piotr Trojanek <trojanek@adacore.com> gcc/ada/ * sem_util.adb (Iterate_Call_Parameters): Rewrite with extra assertions; replace function versions of Next_Formal/Next_Actual with their procedural versions (which are more concise). From-SVN: r260725
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ada/ChangeLog6
-rw-r--r--gcc/ada/sem_util.adb9
2 files changed, 12 insertions, 3 deletions
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 6f261db..0095f85 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,9 @@
+2018-05-25 Piotr Trojanek <trojanek@adacore.com>
+
+ * sem_util.adb (Iterate_Call_Parameters): Rewrite with extra
+ assertions; replace function versions of Next_Formal/Next_Actual with
+ their procedural versions (which are more concise).
+
2018-05-25 Doug Rupp <rupp@adacore.com>
* libgnarl/s-osinte__aix.ads, libgnarl/s-osinte__android.ads,
diff --git a/gcc/ada/sem_util.adb b/gcc/ada/sem_util.adb
index d205e58..08ed9bf 100644
--- a/gcc/ada/sem_util.adb
+++ b/gcc/ada/sem_util.adb
@@ -17882,11 +17882,14 @@ package body Sem_Util is
Actual : Node_Id := First_Actual (Call);
begin
- while Present (Formal) and then Present (Actual) loop
+ while Present (Formal) loop
+ pragma Assert (Present (Formal));
Handle_Parameter (Formal, Actual);
- Formal := Next_Formal (Formal);
- Actual := Next_Actual (Actual);
+ Next_Formal (Formal);
+ Next_Actual (Actual);
end loop;
+
+ pragma Assert (No (Actual));
end Iterate_Call_Parameters;
---------------------------