[PATCH 2/2 V3] Cygwin: gendef: export _alloca only on x86_64

[Thirumalai Nagalingam]

Hi,

Resending this patch to apply cleanly, as the previous version no longer applies due to changes in the dependent patch (https://cygwin.com/pipermail/cygwin-patches/2026q1/014647.html)

Thanks,
Thiru

In-Lined patch:

diff --git a/winsup/cygwin/cygwin.din b/winsup/cygwin/cygwin.din
index c3518f480..7709a0653 100644
--- a/winsup/cygwin/cygwin.din
+++ b/winsup/cygwin/cygwin.din
@@ -144,7 +144,6 @@ __xdrrec_getrec SIGFE
 __xdrrec_setnonblock SIGFE
 __xpg_sigpause SIGFE
 __xpg_strerror_r SIGFE
-_alloca = __alloca NOSIGFE
 _dll_crt0 NOSIGFE
 _Exit SIGFE
 _exit SIGFE
diff --git a/winsup/cygwin/x86_64/cygwin.din b/winsup/cygwin/x86_64/cygwin.din
index 12a49b009..f352b5e8c 100644
--- a/winsup/cygwin/x86_64/cygwin.din
+++ b/winsup/cygwin/x86_64/cygwin.din
@@ -4,3 +4,4 @@
 LIBRARY "cygwin1.dll" BASE=0x180040000
 
 EXPORTS
+_alloca = __alloca NOSIGFE
--
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