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* [gcc r12-2214] [Ada] Crash on expansion of BIP construct in -gnatf mode
@ 2021-07-09 12:39 Pierre-Marie de Rodat
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From: Pierre-Marie de Rodat @ 2021-07-09 12:39 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:66d43665bc9c8a8f38531a8b9a02cfcfe129cc88
commit r12-2214-g66d43665bc9c8a8f38531a8b9a02cfcfe129cc88
Author: Justin Squirek <squirek@adacore.com>
Date: Tue Jun 15 12:54:12 2021 -0400
[Ada] Crash on expansion of BIP construct in -gnatf mode
gcc/ada/
* exp_ch6.adb (Is_Build_In_Place_Function_Call): Add check to
verify the Selector_Name of Exp_Node has been analyzed before
obtaining its entity.
Diff:
---
gcc/ada/exp_ch6.adb | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/gcc/ada/exp_ch6.adb b/gcc/ada/exp_ch6.adb
index 1c56cb8b1d5..59704a4065c 100644
--- a/gcc/ada/exp_ch6.adb
+++ b/gcc/ada/exp_ch6.adb
@@ -8275,6 +8275,15 @@ package body Exp_Ch6 is
-- This may be a call to a protected function.
elsif Nkind (Name (Exp_Node)) = N_Selected_Component then
+ -- The selector in question might not have been analyzed due to a
+ -- previous error, so analyze it here to output the appropriate
+ -- error message instead of crashing when attempting to fetch its
+ -- entity.
+
+ if not Analyzed (Selector_Name (Name (Exp_Node))) then
+ Analyze (Selector_Name (Name (Exp_Node)));
+ end if;
+
Function_Id := Etype (Entity (Selector_Name (Name (Exp_Node))));
else
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2021-07-09 12:39 [gcc r12-2214] [Ada] Crash on expansion of BIP construct in -gnatf mode Pierre-Marie de Rodat
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