Compile vect-pack-trunc-2.c with -mtune=generic to avoid

FAIL: gcc.target/i386/vect-pack-trunc-2.c scan-assembler-times
vperm[it]2w[ \\t]+[^\n]*%zmm 1

when different tunings are used.

PR testsuite/126923
* gcc.target/i386/vect-pack-trunc-2.c (dg-options): Add
-mtune=generic.

-- 
H.J.
From d9c13d5b5da969c4a4285c60786d51e3e0d39660 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <[email protected]>
Date: Sat, 29 Aug 2026 07:54:13 +0800
Subject: [PATCH] x86: Compile vect-pack-trunc-2.c with -mtune=generic

Compile vect-pack-trunc-2.c with -mtune=generic to avoid

FAIL: gcc.target/i386/vect-pack-trunc-2.c scan-assembler-times vperm[it]2w[ \\t]+[^\n]*%zmm 1

when different tunings are used.

	PR testsuite/126923
	* gcc.target/i386/vect-pack-trunc-2.c (dg-options): Add
	-mtune=generic.

Signed-off-by: H.J. Lu <[email protected]>
---
 gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c b/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c
index c42f317ddf4..35c26656f40 100644
--- a/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c
+++ b/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c
@@ -1,5 +1,5 @@
 /* { dg-do run } */
-/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
+/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -mtune=generic -save-temps" } */
 /* { dg-require-effective-target avx512bw } */
 
 #include "avx512bw-check.h"
-- 
2.55.0

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