From 4bfc6ab3036f6b821d900cad67e9ba9723ff8d9d Mon Sep 17 00:00:00 2001 From: MarcoFalke Date: Fri, 26 Apr 2019 12:44:36 -0400 Subject: [PATCH] Merge #13788: Fix --disable-asm for newer assembly checks/code 4207c1b35c configure: Initialise assembly enable_* variables (Luke Dashjr) afe0875577 configure: Skip assembly support checks, when assembly is disabled (Luke Dashjr) d8ab8dc12d configure: Invert --enable-asm help string since default is now enabled (Luke Dashjr) Pull request description: Fixes #13759 Also inverts the help (so it shows `--disable-asm` like other enabled-by-default options, and initialises the flag variables. ACKs for commit 4207c1: laanwj: makes sense, utACK 4207c1b35c2e2ee1c9217cc7db3290a24c3b4b52 achow101: utACK 4207c1b35c2e2ee1c9217cc7db3290a24c3b4b52 ken2812221: ACK 4207c1b35c2e2ee1c9217cc7db3290a24c3b4b52 practicalswift: tACK 4207c1b35c2e2ee1c9217cc7db3290a24c3b4b52 Tree-SHA512: a30be1008fd8f019db34073f78e90a3c4ad3767d88d7c20ebb83e99c7abc23552f7da3ac8bd20f727405799aff1ecb6044cf869653f8db70478a074d0b877e0a --- configure.ac | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/configure.ac b/configure.ac index 04f96b375..a10349e78 100644 --- a/configure.ac +++ b/configure.ac @@ -179,8 +179,8 @@ AC_ARG_ENABLE([glibc-back-compat], [use_glibc_compat=no]) AC_ARG_ENABLE([asm], - [AS_HELP_STRING([--enable-asm], - [Enable assembly routines (default is yes)])], + [AS_HELP_STRING([--disable-asm], + [disable assembly routines (enabled by default)])], [use_asm=$enableval], [use_asm=yes]) @@ -304,6 +304,13 @@ if test "x$CXXFLAGS_overridden" = "xno"; then AX_CHECK_COMPILE_FLAG([-Wimplicit-fallthrough],[CXXFLAGS="$CXXFLAGS -Wno-implicit-fallthrough"],,[[$CXXFLAG_WERROR]]) fi +enable_hwcrc32=no +enable_sse41=no +enable_avx2=no +enable_shani=no + +if test "x$use_asm" = "xyes"; then + # Check for optional instruction set support. Enabling these does _not_ imply that all code will # be compiled with them, rather that specific objects/libs may use them after checking for runtime # compatibility. @@ -381,6 +388,8 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ) CXXFLAGS="$TEMP_CXXFLAGS" +fi + CPPFLAGS="$CPPFLAGS -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS" AC_ARG_WITH([utils],