[clang] [clang][test] Fix builtin-rotate.c test __int128 test failure on ARM32 (PR #177732)

[NagaChaitanya Vellanki via cfe-commits]

https://github.com/chaitanyav created https://github.com/llvm/llvm-project/pull/177732

- Run the INT128 prefix checks on 64-bit targets since __int128 is not supported on ARM32

Fixes https://lab.llvm.org/buildbot/#/builders/154/builds/26813

>From cebc0db67afdf32bb2ccc3c4d213b5dd3097fa65 Mon Sep 17 00:00:00 2001
From: NagaChaitanya Vellanki <pnagato at protonmail.com>
Date: Fri, 23 Jan 2026 19:54:19 -0800
Subject: [PATCH] [clang][test] Fix builtin-rotate.c test __int128 test failure
 on ARM32

- Run the INT128 prefix checks on 64-bit targets since __int128
  is not supported on ARM32

Fixes https://lab.llvm.org/buildbot/#/builders/154/builds/26813
---
 clang/test/CodeGen/builtin-rotate.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/clang/test/CodeGen/builtin-rotate.c b/clang/test/CodeGen/builtin-rotate.c
index c64e2ad14955c..6e2d3f3dd31b6 100644
--- a/clang/test/CodeGen/builtin-rotate.c
+++ b/clang/test/CodeGen/builtin-rotate.c
@@ -1,4 +1,5 @@
 // RUN: %clang_cc1 -ffreestanding %s -emit-llvm -o - | FileCheck %s
+// RUN: %if clang-target-64-bits %{ %clang_cc1 -ffreestanding %s -emit-llvm -o - | FileCheck %s --check-prefix=INT128 %}
 
 #include<stdint.h>
 
@@ -303,9 +304,9 @@ void test_wider_shift_amount(uint8_t u8, uint16_t u16, uint32_t u32, unsigned _B
 }
 
 #ifdef __SIZEOF_INT128__
-// CHECK-LABEL: test_int128_rotate
-// CHECK:  call i128 @llvm.fshl.i128(i128 %{{.*}}, i128 %{{.*}}, i128 32)
-// CHECK:  call i128 @llvm.fshr.i128(i128 %{{.*}}, i128 %{{.*}}, i128 32)
+// INT128-LABEL: test_int128_rotate
+// INT128:  call i128 @llvm.fshl.i128(i128 %{{.*}}, i128 %{{.*}}, i128 32)
+// INT128:  call i128 @llvm.fshr.i128(i128 %{{.*}}, i128 %{{.*}}, i128 32)
 void test_int128_rotate(unsigned __int128 u128) {
   volatile unsigned __int128 result_u128;
   result_u128 = __builtin_stdc_rotate_left(u128, 32);