* [Ada] Fix proof of runtime unit s-imageu
@ 2022-05-18 8:43 Pierre-Marie de Rodat
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From: Pierre-Marie de Rodat @ 2022-05-18 8:43 UTC (permalink / raw)
To: gcc-patches; +Cc: Claire Dross
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Update to provers caused some proof regressions. Fix the proof by
adding an assertion.
Tested on x86_64-pc-linux-gnu, committed on trunk
gcc/ada/
* libgnat/s-imageu.adb (Set_Image_Unsigned): Change assertion.
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diff --git a/gcc/ada/libgnat/s-imageu.adb b/gcc/ada/libgnat/s-imageu.adb
--- a/gcc/ada/libgnat/s-imageu.adb
+++ b/gcc/ada/libgnat/s-imageu.adb
@@ -390,16 +390,9 @@ package body System.Image_U is
Acc => Value)
= Wrap_Option (V));
end loop;
+ pragma Assert (Value = 0);
Prove_Unchanged;
- pragma Assert
- (Scan_Based_Number_Ghost
- (Str => S,
- From => P + 1,
- To => P + Nb_Digits,
- Base => 10,
- Acc => Value)
- = Wrap_Option (V));
P := P + Nb_Digits;
end Set_Image_Unsigned;
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2022-05-18 8:43 [Ada] Fix proof of runtime unit s-imageu Pierre-Marie de Rodat
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