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Diffstat (limited to 'lib/Target/X86/Disassembler/X86DisassemblerDecoder.c')
-rw-r--r--lib/Target/X86/Disassembler/X86DisassemblerDecoder.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
index 7b17f1e5a3..b6546fc9e8 100644
--- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
+++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
@@ -388,6 +388,7 @@ static int readPrefixes(struct InternalInstruction* insn) {
}
} else {
unconsumeByte(insn);
+ insn->necessaryPrefixLocation = insn->readerCursor - 1;
}
if (insn->mode == MODE_16BIT) {