[glibc/release/2.39/master] i386: Disable Intel Xeon Phi tests for GCC 15 and above (BZ 31782)

[glibc/release/2.39/master] i386: Disable Intel Xeon Phi tests for GCC 15 and above (BZ 31782)

[Sunil Pandey]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=c9d8534406ab69b9bc1fd3fdfb9e88c9580d3f24

commit c9d8534406ab69b9bc1fd3fdfb9e88c9580d3f24
Author: Sunil K Pandey <skpgkp2@gmail.com>
Date:   Mon May 27 10:08:18 2024 -0700

    i386: Disable Intel Xeon Phi tests for GCC 15 and above (BZ 31782)
    
    This patch disables Intel Xeon Phi tests for GCC 15 and above.
    
    GCC 15 removed Intel Xeon Phi ISA support.
    commit e1a7e2c54d52d0ba374735e285b617af44841ace
    Author: Haochen Jiang <haochen.jiang@intel.com>
    Date:   Mon May 20 10:43:44 2024 +0800
    
        i386: Remove Xeon Phi ISA support
    
    Fixes BZ 31782.
    
    Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
    (cherry picked from commit 1b713c9a5349ef3cd1a8ccf9de017c7865713c67)

Diff:
---
 sysdeps/x86/tst-cpu-features-supports.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sysdeps/x86/tst-cpu-features-supports.c b/sysdeps/x86/tst-cpu-features-supports.c
index 93008dac70..0f43ef2b2d 100644
--- a/sysdeps/x86/tst-cpu-features-supports.c
+++ b/sysdeps/x86/tst-cpu-features-supports.c
@@ -65,7 +65,7 @@ do_test (int argc, char **argv)
 #endif
   fails += CHECK_FEATURE_ACTIVE (avx, AVX);
   fails += CHECK_FEATURE_ACTIVE (avx2, AVX2);
-#if __GNUC_PREREQ (7, 0)
+#if __GNUC_PREREQ (7, 0) && !__GNUC_PREREQ (15, 0)
   fails += CHECK_FEATURE_ACTIVE (avx5124fmaps, AVX512_4FMAPS);
   fails += CHECK_FEATURE_ACTIVE (avx5124vnniw, AVX512_4VNNIW);
 #endif
@@ -92,14 +92,18 @@ do_test (int argc, char **argv)
 #if __GNUC_PREREQ (6, 0)
   fails += CHECK_FEATURE_ACTIVE (avx512bw, AVX512BW);
   fails += CHECK_FEATURE_ACTIVE (avx512cd, AVX512CD);
+# if !__GNUC_PREREQ (15, 0)
   fails += CHECK_FEATURE_ACTIVE (avx512er, AVX512ER);
+# endif
   fails += CHECK_FEATURE_ACTIVE (avx512dq, AVX512DQ);
 #endif
 #if __GNUC_PREREQ (5, 0)
   fails += CHECK_FEATURE_ACTIVE (avx512f, AVX512F);
 #endif
 #if __GNUC_PREREQ (6, 0)
+# if !__GNUC_PREREQ (15, 0)
   fails += CHECK_FEATURE_ACTIVE (avx512pf, AVX512PF);
+# endif
   fails += CHECK_FEATURE_ACTIVE (avx512vl, AVX512VL);
 #endif
 #if __GNUC_PREREQ (5, 0)
@@ -148,7 +152,9 @@ do_test (int argc, char **argv)
 #endif
   fails += CHECK_FEATURE_ACTIVE (popcnt, POPCNT);
 #if __GNUC_PREREQ (11, 0)
+# if !__GNUC_PREREQ (15, 0)
   fails += CHECK_FEATURE_ACTIVE (prefetchwt1, PREFETCHWT1);
+# endif
   fails += CHECK_FEATURE_ACTIVE (ptwrite, PTWRITE);
   fails += CHECK_FEATURE_ACTIVE (rdpid, RDPID);
   fails += CHECK_FEATURE_ACTIVE (rdrnd, RDRAND);