Randconfig with GCC-14 (Debian Trixie) found:
In file included from arch/x86/x86_emulate/x86_emulate.c:11,
from arch/x86/x86_emulate.c:27:
arch/x86/x86_emulate/x86_emulate.c: In function 'x86_emulate':
arch/x86/x86_emulate/private.h:482:8: error: Too many conditions (found 826);
giving up coverage [-Werror=coverage-too-many-conditions]
482 | ({ if ( (p) ) {
\
| ^
arch/x86/x86_emulate/x86_emulate.c:1283:5: note: in expansion of macro
'generate_exception_if'
1283 | generate_exception_if((mode_vif() &&
| ^~~~~~~~~~~~~~~~~~~~~
which is a consequence of having a new enough compiler to allow
CONFIG_CONDITIONAL_COVERAGE in to the mix.
In the short term make warning non-fatal.
Signed-off-by: Andrew Cooper <[email protected]>
---
CC: Jan Beulich <[email protected]>
CC: Roger Pau Monné <[email protected]>
CC: Anthony PERARD <[email protected]>
CC: Michal Orzel <[email protected]>
CC: Julien Grall <[email protected]>
CC: Stefano Stabellini <[email protected]>
CC: Volodymyr Babchuk <[email protected]>
v4:
* New
Full failure logs:
https://gitlab.com/xen-project/hardware/xen-staging/-/jobs/11331286819
---
xen/arch/x86/Makefile | 3 +++
1 file changed, 3 insertions(+)
diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile
index d7aed7d92c15..a0bba5d9085e 100644
--- a/xen/arch/x86/Makefile
+++ b/xen/arch/x86/Makefile
@@ -98,6 +98,9 @@ $(obj)/usercopy.o: CFLAGS-y += -iquote .
ifneq ($(CONFIG_HVM),y)
$(obj)/x86_emulate.o: CFLAGS-y += -Wno-unused-label
endif
+ifneq ($(CONFIG_CONDITION_COVERAGE),y)
+$(obj)/x86_emulate.o: CFLAGS-y += $(call
cc-option,$(CC),-Wno-error=coverage-too-many-conditions)
+endif
efi-y := $(shell if [ ! -r $(objtree)/include/xen/compile.h -o \
-O $(objtree)/include/xen/compile.h ]; then \
--
2.39.5
