From: Werner Koch <w...@gnupg.org>
* mpi/longlong.h [MIPS64][__clang__]: Use the C version like we
already do for 32 bit MIPS
clang errors:
lib/mpi/generic_mpih-mul1.c:37:24: error: invalid use of a cast in a
inline asm context requiring an l-value: remove the cast or build with
-fheinous-gnu-extensions
umul_ppmm(prod_high, prod_low, s1_ptr[j], s2_limb);
~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/mpi/longlong.h:652:20: note: expanded from macro 'umul_ppmm'
: "=l" ((USItype)(w0)), \
~~~~~~~~~~^~~
lib/mpi/generic_mpih-mul1.c:37:3: error: invalid output constraint '=h'
in asm
umul_ppmm(prod_high, prod_low, s1_ptr[j], s2_limb);
^
lib/mpi/longlong.h:653:7: note: expanded from macro 'umul_ppmm'
"=h" ((USItype)(w1)) \
^
2 errors generated.
Fixes: 5ce3e312ec5c ("crypto: GnuPG based MPI lib - header files (part 2)")
Link: https://github.com/ClangBuiltLinux/linux/issues/605
Link:
https://github.com/gpg/libgcrypt/commit/e7ae0ae243c8978a67c802169183187d88557be8
Signed-off-by: Werner Koch <w...@gnupg.org>
[nc: Added build error and tags to commit message
Modified subject line
Removed GnuPG-bug-id
Removed space between defined and (__clang__)]
Signed-off-by: Nathan Chancellor <natechancel...@gmail.com>
---
lib/mpi/longlong.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/mpi/longlong.h b/lib/mpi/longlong.h
index 8a1507fc94dd..5636e6a09f7a 100644
--- a/lib/mpi/longlong.h
+++ b/lib/mpi/longlong.h
@@ -688,7 +688,8 @@ do {
\
: "d" ((UDItype)(u)), \
"d" ((UDItype)(v))); \
} while (0)
-#elif (__GNUC__ >= 5) || (__GNUC__ >= 4 && __GNUC_MINOR__ >= 4)
+#elif defined(__clang__) || (__GNUC__ >= 5) || (__GNUC__ == 4 && \
+ __GNUC_MINOR__ >= 4)
#define umul_ppmm(w1, w0, u, v) \
do { \
typedef unsigned int __ll_UTItype __attribute__((mode(TI))); \
--
2.23.0.rc2
