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authorPeter Maydell <peter.maydell@linaro.org>2013-11-13 23:09:07 +0000
committerPaolo Bonzini <pbonzini@redhat.com>2013-11-21 17:39:11 +0100
commit2140cfa51d59177815f5b82e94ac48fb24909aba (patch)
treee70dd863a3a119ec3f75bffccdaa6badba324a25 /target-i386/kvm-stub.c
parent8d07d6c46597a885eb38d99cc6fff399ce69cd21 (diff)
target-i386: Fix build by providing stub kvm_arch_get_supported_cpuid()
Fix build failures with clang when KVM is not enabled by providing a stub version of kvm_arch_get_supported_cpuid(). We retain the compile time check that this function isn't called when CONFIG_KVM is not set by guarding the stub with ifndef __OPTIMIZE__ (we assume that an optimizing build will do sufficient constant folding and dead code elimination to remove the calls before linking). Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target-i386/kvm-stub.c')
-rw-r--r--target-i386/kvm-stub.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/target-i386/kvm-stub.c b/target-i386/kvm-stub.c
index 11429c461e..2b9e8011fb 100644
--- a/target-i386/kvm-stub.c
+++ b/target-i386/kvm-stub.c
@@ -16,3 +16,15 @@ bool kvm_allows_irq0_override(void)
{
return 1;
}
+
+#ifndef __OPTIMIZE__
+/* This function is only called inside conditionals which we
+ * rely on the compiler to optimize out when CONFIG_KVM is not
+ * defined.
+ */
+uint32_t kvm_arch_get_supported_cpuid(KVMState *env, uint32_t function,
+ uint32_t index, int reg)
+{
+ abort();
+}
+#endif