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src/secp256k1/configure.ac
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| AC_ARG_WITH([scalar], [AS_HELP_STRING([--with-scalar=64bit|32bit|auto], | AC_ARG_WITH([scalar], [AS_HELP_STRING([--with-scalar=64bit|32bit|auto], | ||||
| [Specify scalar implementation. Default is auto])],[req_scalar=$withval], [req_scalar=auto]) | [Specify scalar implementation. Default is auto])],[req_scalar=$withval], [req_scalar=auto]) | ||||
| AC_ARG_WITH([asm], [AS_HELP_STRING([--with-asm=x86_64|arm|no|auto] | AC_ARG_WITH([asm], [AS_HELP_STRING([--with-asm=x86_64|arm|no|auto] | ||||
| [Specify assembly optimizations to use. Default is auto (experimental: arm)])],[req_asm=$withval], [req_asm=auto]) | [Specify assembly optimizations to use. Default is auto (experimental: arm)])],[req_asm=$withval], [req_asm=auto]) | ||||
| AC_CHECK_TYPES([__int128]) | AC_CHECK_TYPES([__int128]) | ||||
| AC_MSG_CHECKING([for __builtin_expect]) | |||||
| AC_COMPILE_IFELSE([AC_LANG_SOURCE([[void myfunc() {__builtin_expect(0,0);}]])], | |||||
| [ AC_MSG_RESULT([yes]);AC_DEFINE(HAVE_BUILTIN_EXPECT,1,[Define this symbol if __builtin_expect is available]) ], | |||||
| [ AC_MSG_RESULT([no]) | |||||
| ]) | |||||
| if test x"$enable_coverage" = x"yes"; then | if test x"$enable_coverage" = x"yes"; then | ||||
| AC_DEFINE(COVERAGE, 1, [Define this symbol to compile out all VERIFY code]) | AC_DEFINE(COVERAGE, 1, [Define this symbol to compile out all VERIFY code]) | ||||
| CFLAGS="$CFLAGS -O0 --coverage" | CFLAGS="$CFLAGS -O0 --coverage" | ||||
| LDFLAGS="--coverage" | LDFLAGS="--coverage" | ||||
| else | else | ||||
| CFLAGS="$CFLAGS -O3" | CFLAGS="$CFLAGS -O3" | ||||
| fi | fi | ||||
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