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-rw-r--r--Makefile9
-rw-r--r--meson.build6
2 files changed, 12 insertions, 3 deletions
diff --git a/Makefile b/Makefile
index 183756018f..02a257584b 100644
--- a/Makefile
+++ b/Makefile
@@ -141,8 +141,13 @@ MAKE.n = $(findstring n,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.k = $(findstring k,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.q = $(findstring q,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.nq = $(if $(word 2, $(MAKE.n) $(MAKE.q)),nq)
-NINJAFLAGS = $(if $V,-v) $(if $(MAKE.n), -n) $(if $(MAKE.k), -k0) \
-        $(or $(filter -l% -j%, $(MAKEFLAGS)), $(if $(filter --jobserver-auth=%, $(MAKEFLAGS)),, -j1)) \
+NINJAFLAGS = \
+        $(if $V,-v) \
+        $(if $(MAKE.n), -n) \
+        $(if $(MAKE.k), -k0) \
+        $(filter-out -j, \
+          $(or $(filter -l% -j%, $(MAKEFLAGS)), \
+               $(if $(filter --jobserver-auth=%, $(MAKEFLAGS)),, -j1))) \
         -d keepdepfile
 ninja-cmd-goals = $(or $(MAKECMDGOALS), all)
 ninja-cmd-goals += $(foreach g, $(MAKECMDGOALS), $(.ninja-goals.$g))
diff --git a/meson.build b/meson.build
index c9c3217ba4..91a0aa64c6 100644
--- a/meson.build
+++ b/meson.build
@@ -562,7 +562,11 @@ hardening_flags = [
 #
 # NB: Clang 17 is broken and SEGVs
 # https://github.com/llvm/llvm-project/issues/75168
-if cc.compiles('extern struct { void (*cb)(void); } s; void f(void) { s.cb(); }',
+#
+# NB2: This clashes with the "retguard" extension of OpenBSD's Clang
+# https://gitlab.com/qemu-project/qemu/-/issues/2278
+if host_os != 'openbsd' and \
+   cc.compiles('extern struct { void (*cb)(void); } s; void f(void) { s.cb(); }',
                name: '-fzero-call-used-regs=used-gpr',
                args: ['-O2', '-fzero-call-used-regs=used-gpr'])
     hardening_flags += '-fzero-call-used-regs=used-gpr'