From: Roger Sayle <roger@nextmovesoftware.com>
Date: Mon, 17 Jul 2023 06:35:08 +0000 (+0100)
Subject: Fix bootstrap failure (with g++ 4.8.5) in tree-if-conv.cc.
X-Git-Tag: basepoints/gcc-15~7584
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5ae1f391934a853a36f4bcc5a849c7900bec43b0;p=thirdparty%2Fgcc.git

Fix bootstrap failure (with g++ 4.8.5) in tree-if-conv.cc.

This patch fixes the bootstrap failure I'm seeing using gcc 4.8.5 as
the host compiler.

2023-07-17  Roger Sayle  <roger@nextmovesoftware.com>

gcc/ChangeLog
	* tree-if-conv.cc (predicate_scalar_phi): Make the arguments
	to the std::sort comparison lambda function const.
---

diff --git a/gcc/tree-if-conv.cc b/gcc/tree-if-conv.cc
index 91e2eff5d5c0..799f071965e5 100644
--- a/gcc/tree-if-conv.cc
+++ b/gcc/tree-if-conv.cc
@@ -2204,7 +2204,8 @@ predicate_scalar_phi (gphi *phi, gimple_stmt_iterator *gsi)
     }
 
   /* Sort elements based on rankings ARGS.  */
-  std::sort(argsKV.begin(), argsKV.end(), [](ArgEntry &left, ArgEntry &right) {
+  std::sort(argsKV.begin(), argsKV.end(), [](const ArgEntry &left,
+					     const ArgEntry &right) {
     return left.second < right.second;
   });