From: Kuan-Lin Chen <rufus@andestech.com>
Date: Wed, 12 Nov 2025 08:50:23 +0000 (+0800)
Subject: RISC-V: Fix a non null-terminated string.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ec73b2dd2a5fde14c425265aa436c0e4873c409f;p=thirdparty%2Fgcc.git

RISC-V: Fix a non null-terminated string.

Fix the random error in gcc.target/riscv/target-attr-06.c.

gcc/ChangeLog:

	* config/riscv/riscv-target-attr.cc (riscv_process_target_str): Clean
	the final byte of str_to_check.
---

diff --git a/gcc/config/riscv/riscv-target-attr.cc b/gcc/config/riscv/riscv-target-attr.cc
index 54edeebf93c..94f0a296e30 100644
--- a/gcc/config/riscv/riscv-target-attr.cc
+++ b/gcc/config/riscv/riscv-target-attr.cc
@@ -371,6 +371,7 @@ riscv_process_target_str (string_slice args,
 
   std::unique_ptr<char[]> buf (new char[len+1]);
   char *str_to_check = buf.get ();
+  str_to_check[len] = '\0';
   strncpy (str_to_check, args.begin (), args.size ());
 
   /* Used to catch empty spaces between semi-colons i.e.