liblzma: Don't try to use x86-64 inline asm on ARM64EC

Reported-by: Chase Knowlden
Fixes: https://github.com/tukaani-project/xz/issues/206

diff --git a/src/liblzma/rangecoder/range_decoder.h b/src/liblzma/rangecoder/range_decoder.h
index 77cfaf7857d9b69cee790cfa35879454347a2483..bcc53dbe192a84cefdc0238ff9dad9615f6a702a 100644 (file)
--- a/src/liblzma/rangecoder/range_decoder.h
+++ b/src/liblzma/rangecoder/range_decoder.h
@@ -45,6 +45,7 @@
 //     and different processors. Overall 0x1F0 seems to be the best choice.
 #ifndef LZMA_RANGE_DECODER_CONFIG
 #      if defined(__x86_64__) && !defined(__ILP32__) \
+                       && !defined(__arm64ec__) && !defined(_M_ARM64EC) \
                        && !defined(__NVCOMPILER) \
                        && (defined(__GNUC__) || defined(__clang__))
 #              define LZMA_RANGE_DECODER_CONFIG 0x1F0