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-rw-r--r--gcc/config/i386/cpuid.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/config/i386/cpuid.h b/gcc/config/i386/cpuid.h
index 3c3f47b..8826c28 100644
--- a/gcc/config/i386/cpuid.h
+++ b/gcc/config/i386/cpuid.h
@@ -24,6 +24,7 @@
/* %ecx */
#define bit_SSE3 (1 << 0)
#define bit_PCLMUL (1 << 1)
+#define bit_LZCNT (1 << 5)
#define bit_SSSE3 (1 << 9)
#define bit_FMA (1 << 12)
#define bit_CMPXCHG16B (1 << 13)