[xen master] tools: ipxe: update for fixing build with GCC11

[patchbot@xxxxxxx]

commit ab50c903e5d550bf6545a636c9a23144b54d0eb5
Author:     Olaf Hering <olaf@xxxxxxxxx>
AuthorDate: Wed Jun 16 15:14:35 2021 +0200
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Fri Jul 9 11:12:27 2021 +0100

    tools: ipxe: update for fixing build with GCC11
    
    Use a snapshot which includes commit
    f3f568e382a5f19824b3bfc6081cde39eee661e8 ("[crypto] Add
    memory output constraints for big-integer inline assembly"),
    which fixes build with gcc11.
    
    Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 tools/firmware/etherboot/Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/firmware/etherboot/Makefile 
b/tools/firmware/etherboot/Makefile
index ed9e11305f..4bc3633ba3 100644
--- a/tools/firmware/etherboot/Makefile
+++ b/tools/firmware/etherboot/Makefile
@@ -10,7 +10,8 @@ else
 IPXE_GIT_URL ?= git://git.ipxe.org/ipxe.git
 endif
 
-IPXE_GIT_TAG := 988d2c13cdf0f0b4140685af35ced70ac5b3283c
+# put an updated tar.gz on xenbits after changes to this variable
+IPXE_GIT_TAG := 3c040ad387099483102708bb1839110bc788cefb
 
 IPXE_TARBALL_URL ?= $(XEN_EXTFILES_URL)/ipxe-git-$(IPXE_GIT_TAG).tar.gz
 
--
generated by git-patchbot for /home/xen/git/xen.git#master