From: Martin Liska <mliska@suse.cz>
Date: Wed, 3 May 2023 14:35:26 +0000 (+0200)
Subject: riscv: fix error: control reaches end of non-void function
X-Git-Tag: basepoints/gcc-15~9707
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4bd434fbfc7865961a8e10d7e9601b28765ce7be;p=thirdparty%2Fgcc.git

riscv: fix error: control reaches end of non-void function

Fixes:
gcc/config/riscv/sync.md:66:1: error: control reaches end of non-void function [-Werror=return-type]
66 |   [(set (attr "length") (const_int 4))])
   | ^

	PR target/109713

gcc/ChangeLog:

	* config/riscv/sync.md: Add gcc_unreachable to a switch.
---

diff --git a/gcc/config/riscv/sync.md b/gcc/config/riscv/sync.md
index 6e7c762ac577..9fc626267de3 100644
--- a/gcc/config/riscv/sync.md
+++ b/gcc/config/riscv/sync.md
@@ -62,6 +62,8 @@
 	return "fence\tr,rw";
     else if (model == MEMMODEL_RELEASE)
 	return "fence\trw,w";
+    else
+	gcc_unreachable ();
   }
   [(set (attr "length") (const_int 4))])