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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2013-12-13 00:00:08 +0200 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2013-12-13 11:23:55 +0200 |
| commit | e41d605ee41469e8a33cdc4d38f742cfb931f835 (patch) | |
| tree | c70280603620a3c022dbc3dfb4381113fe6b4eb7 /configure.ac | |
| parent | a71b810ddd67ca3a1773d8f929d162551abb58eb (diff) | |
| download | libgcrypt-e41d605ee41469e8a33cdc4d38f742cfb931f835.tar.gz | |
Fix empty clobber in AVX2 assembly check
* configure.ac (gcry_cv_gcc_inline_asm_avx2): Add "cc" as assembly
globber.
--
Appearently empty globbers only work in some cases on linux, and fail on
mingw32.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index bc86956d..b91240b5 100644 --- a/configure.ac +++ b/configure.ac @@ -1040,7 +1040,7 @@ AC_CACHE_CHECK([whether GCC inline assembler supports AVX2 instructions], [gcry_cv_gcc_inline_asm_avx2=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { - __asm__("vpbroadcastb %%xmm7,%%ymm1\n\t":::); + __asm__("vpbroadcastb %%xmm7,%%ymm1\n\t":::"cc"); }]])], [gcry_cv_gcc_inline_asm_avx2=yes])]) if test "$gcry_cv_gcc_inline_asm_avx2" = "yes" ; then |