[PATCH] Disable execstack tests for Clang

[H.J. Lu]

Since Clang doesn't support nested function which is required to test
execstack, disable execstack tests for Clang.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
---
 elf/Makefile  |  6 ++++++
 nptl/Makefile | 11 ++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/elf/Makefile b/elf/Makefile
index 9172d7306e..68fde4f226 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -557,12 +557,16 @@ endif
 selinux-enabled := $(shell cat /selinux/enforce 2> /dev/null)
 
 ifneq ($(selinux-enabled),1)
+# NB: Clang doesn't support nested function which is needed to test
+# execstack.
+ifneq ($(have-test-clang),yes)
 tests-execstack-yes = \
   tst-execstack \
   tst-execstack-needed \
   tst-execstack-prog \
   # tests-execstack-yes
 endif
+endif
 ifeq ($(have-depaudit),yes)
 tests += \
   tst-audit14 \
@@ -1146,7 +1150,9 @@ tests-pie += vismain
 CFLAGS-vismain.c += $(PIE-ccflag)
 endif
 endif
+ifneq ($(have-test-clang),yes)
 modules-execstack-yes = tst-execstack-mod
+endif
 extra-test-objs += $(addsuffix .os,$(strip $(modules-names)))
 
 # filtmod1.so, tst-big-note-lib.so, tst-ro-dynamic-mod.so have special
diff --git a/nptl/Makefile b/nptl/Makefile
index 88077e27bb..ca112f684f 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -475,15 +475,18 @@ tests-internal += \
   tst-tls5 \
   # tests-internal
 ifeq ($(have-z-execstack),yes)
+# NB: Clang doesn't support nested function which is needed to test
+# execstack.
+ifneq ($(have-test-clang),yes)
 tests += tst-execstack-threads
 endif
 endif
+endif
 
 modules-names = \
   tst-audit-threads-mod1 \
   tst-audit-threads-mod2 \
   tst-compat-forwarder-mod \
-  tst-execstack-threads-mod \
   tst-stack4mod \
   tst-tls3mod \
   tst-tls5mod \
@@ -504,6 +507,12 @@ test-extras += \
   tst-cleanupx4aux \
   # test-extras
 
+ifneq ($(have-test-clang),yes)
+modules-names += \
+  tst-execstack-threads-mod \
+  # modules-names
+endif
+
 # This test exercises compat symbols removed in glibc 2.34.
 ifdef have-GLIBC_2.33
 tests += tst-cleanup4
-- 
2.47.1