Rollup merge of #29571 - steveklabnik:gh29322, r=apasel422

[rust.git] / configure

diff --git a/configure b/configure
index 21657b0bdaab7e802e2621849a837bdbf47dffdc..4fb6cb53bd855c8ddb4d353bd7e38a5863e4aae5 100755 (executable)
--- a/configure
+++ b/configure
@@ -578,6 +578,7 @@ opt ccache 0 "invoke gcc/clang via ccache to reuse object files between builds"
 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
 opt llvm-static-stdcpp 0 "statically link to libstdc++ for LLVM"
 opt rpath 0 "build rpaths into rustc itself"
+opt stage0-landing-pads 1 "enable landing pads during bootstrap with stage0"
 # This is used by the automation to produce single-target nightlies
 opt dist-host-only 0 "only install bins for the host architecture"
 opt inject-std-version 1 "inject the current compiler version of libstd into programs"
@@ -631,18 +632,9 @@ putvar CFG_BUILD # Yes, this creates a duplicate entry, but the last one wins.
 CFG_HOST=$(to_llvm_triple $CFG_HOST)
 CFG_TARGET=$(to_llvm_triple $CFG_TARGET)
 
-# On windows we just store the libraries in the bin directory because
-# there's no rpath. This is where the build system itself puts libraries;
-# --libdir is used to configure the installation directory.
-# FIXME: This needs to parameterized over target triples. Do it in platform.mk
-if [ "$CFG_OSTYPE" = "pc-windows-gnu" ] || [ "$CFG_OSTYPE" = "pc-windows-msvc" ]
-then
-    CFG_LIBDIR_RELATIVE=bin
-else
-    CFG_LIBDIR_RELATIVE=lib
-fi
-
-valopt libdir "${CFG_PREFIX}/${CFG_LIBDIR_RELATIVE}" "install libraries (do not set it on windows platform)"
+# On Windows this determines root of the subtree for target libraries.
+# Host runtime libs always go to 'bin'.
+valopt libdir "${CFG_PREFIX}/lib" "install libraries"
 
 case "$CFG_LIBDIR" in
     "$CFG_PREFIX"/*) CAT_INC=2;;
@@ -653,11 +645,6 @@ esac
 
 CFG_LIBDIR_RELATIVE=`echo ${CFG_LIBDIR} | cut -c$((${#CFG_PREFIX}+${CAT_INC}))-`
 
-if ( [ "$CFG_OSTYPE" = "pc-windows-gnu" ] || [ "$CFG_OSTYPE" = "pc-windows-msvc" ] ) \
-       && [ "$CFG_LIBDIR_RELATIVE" != "bin" ]; then
-    err "libdir on windows should be set to 'bin'"
-fi
-
 if [ $HELP -eq 1 ]
 then
     echo
@@ -1497,25 +1484,9 @@ do
         done
     fi
 
-    if [ ${do_reconfigure} -ne 0 ] && [ ${is_msvc} -ne 0 ]
+    # We need the generator later on for compiler-rt even if LLVM's not built
+    if [ ${is_msvc} -ne 0 ]
     then
-        msg "configuring LLVM for $t with cmake"
-
-        CMAKE_ARGS="-DLLVM_INCLUDE_TESTS=OFF"
-        if [ -n "$CFG_DISABLE_OPTIMIZE_LLVM" ]; then
-            CMAKE_ARGS="$CMAKE_ARGS -DCMAKE_BUILD_TYPE=Debug"
-        else
-            CMAKE_ARGS="$CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release"
-        fi
-        if [ -z "$CFG_ENABLE_LLVM_ASSERTIONS" ]
-        then
-            CMAKE_ARGS="$CMAKE_ARGS -DLLVM_ENABLE_ASSERTIONS=OFF"
-        else
-            CMAKE_ARGS="$CMAKE_ARGS -DLLVM_ENABLE_ASSERTIONS=ON"
-        fi
-
-        msg "configuring LLVM with:"
-        msg "$CMAKE_ARGS"
         case "$CFG_MSVC_ROOT" in
             *14.0*)
                 generator="Visual Studio 14 2015"
@@ -1537,8 +1508,32 @@ do
                 err "can only build LLVM for x86 platforms"
                 ;;
         esac
+        CFG_CMAKE_GENERATOR=$generator
+        putvar CFG_CMAKE_GENERATOR
+    fi
+
+    if [ ${do_reconfigure} -ne 0 ] && [ ${is_msvc} -ne 0 ]
+    then
+        msg "configuring LLVM for $t with cmake"
+
+        CMAKE_ARGS="-DLLVM_INCLUDE_TESTS=OFF"
+        if [ -n "$CFG_DISABLE_OPTIMIZE_LLVM" ]; then
+            CMAKE_ARGS="$CMAKE_ARGS -DCMAKE_BUILD_TYPE=Debug"
+        else
+            CMAKE_ARGS="$CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release"
+        fi
+        if [ -z "$CFG_ENABLE_LLVM_ASSERTIONS" ]
+        then
+            CMAKE_ARGS="$CMAKE_ARGS -DLLVM_ENABLE_ASSERTIONS=OFF"
+        else
+            CMAKE_ARGS="$CMAKE_ARGS -DLLVM_ENABLE_ASSERTIONS=ON"
+        fi
+
+        msg "configuring LLVM with:"
+        msg "$CMAKE_ARGS"
+
         (cd $LLVM_BUILD_DIR && "$CFG_CMAKE" $CFG_LLVM_SRC_DIR \
-                                            -G "$generator" \
+                                            -G "$CFG_CMAKE_GENERATOR" \
                                             $CMAKE_ARGS)
         need_ok "LLVM cmake configure failed"
     fi