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[clang][X86] Update __cpuidex_conflict.c test post #126324 #151220

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Jul 30, 2025
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[clang][X86] Update __cpuidex_conflict.c test post #126324 #151220

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15 changes: 6 additions & 9 deletions clang/test/Headers/__cpuidex_conflict.c
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Original file line number Diff line number Diff line change
@@ -1,19 +1,17 @@
// Make sure that __cpuidex in cpuid.h doesn't conflict with the MS
// extensions built in by ensuring compilation succeeds:
// RUN: %clang_cc1 %s -ffreestanding -fms-extensions -fms-compatibility \
// RUN: -fms-compatibility-version=19.00 -triple x86_64-pc-windows-msvc -emit-llvm -o -
// %clang_cc1 %s -ffreestanding -triple x86_64-w64-windows-gnu -fms-extensions -emit-llvm -o -
//
// FIXME: See https://github.com/llvm/llvm-project/pull/121839 and
// FIXME: https://github.com/llvm/llvm-project/pull/126324
// RUN: not %clang_cc1 %s -ffreestanding -fopenmp -fopenmp-is-target-device -aux-triple x86_64-unknown-linux-gnu
// RUN: %clang_cc1 %s -DIS_STATIC="" -ffreestanding -fms-extensions -fms-compatibility -fms-compatibility-version=19.00 -triple x86_64-pc-windows-msvc -emit-llvm -o -
// RUN: %clang_cc1 %s -DIS_STATIC="" -ffreestanding -triple x86_64-w64-windows-gnu -fms-extensions -emit-llvm -o -

// Ensure that we do not run into conflicts when offloading.
// RUN: %clang_cc1 %s -DIS_STATIC=static -ffreestanding -fopenmp -fopenmp-is-target-device -aux-triple x86_64-unknown-linux-gnu

typedef __SIZE_TYPE__ size_t;

// We declare __cpuidex here as where the buitlin should be exposed (MSVC), the
// declaration is in <intrin.h>, but <intrin.h> is not available from all the
// targets that are being tested here.
void __cpuidex (int[4], int, int);
IS_STATIC void __cpuidex (int[4], int, int);

#include <cpuid.h>

Expand All @@ -22,4 +20,3 @@ int cpuid_info[4];
void test_cpuidex(unsigned level, unsigned count) {
__cpuidex(cpuid_info, level, count);
}