* [Ada] Justify false alarm from CodePeer analysis of GNAT
@ 2022-09-12 8:19 Marc Poulhiès
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From: Marc Poulhiès @ 2022-09-12 8:19 UTC (permalink / raw)
To: gcc-patches; +Cc: Yannick Moy
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Branch is determined as dead following a test always False by
CodePeer analysis, which is incorrect. Justify this false alarm
with an appropriate pragma Annotate.
Tested on x86_64-pc-linux-gnu, committed on trunk
gcc/ada/
* libgnat/s-imagei.adb (Image_Integer): Add justification.
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diff --git a/gcc/ada/libgnat/s-imagei.adb b/gcc/ada/libgnat/s-imagei.adb
--- a/gcc/ada/libgnat/s-imagei.adb
+++ b/gcc/ada/libgnat/s-imagei.adb
@@ -177,6 +177,8 @@ package body System.Image_I is
begin
if V >= 0 then
+ pragma Annotate (CodePeer, False_Positive, "test always false",
+ "V can be positive");
S (1) := ' ';
P := 1;
pragma Assert (P < S'Last);
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