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-rw-r--r--llvm/test/MC/X86/avx512-err.s6
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/test/MC/X86/avx512-err.s b/llvm/test/MC/X86/avx512-err.s
new file mode 100644
index 00000000000..bfe6e39ee31
--- /dev/null
+++ b/llvm/test/MC/X86/avx512-err.s
@@ -0,0 +1,6 @@
+// RUN: not llvm-mc -triple x86_64-unknown-unknown -mcpu=knl -mattr=+avx512dq --show-encoding %s 2> %t.err
+// RUN: FileCheck --check-prefix=ERR < %t.err %s
+
+// ERR: invalid operand for instruction
+vpcmpd $1, %zmm24, %zmm7, %k5{%k0}
+
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