- Switch to 3-stage bootstrap

OBS-URL: https://build.opensuse.org/package/show/devel:tools:compiler/llvm?expand=0&rev=100

llvm.changes

@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Dec  5 13:19:22 UTC 2011 - idoenmez@suse.de
+
+- Switch to 3-stage bootstrap 
+
 -------------------------------------------------------------------
 Fri Dec  2 12:22:07 UTC 2011 - idoenmez@suse.de
 

llvm.spec

@@ -139,8 +139,8 @@ sed -i s,/lib/LLVMgold.so,/lib64/LLVMgold.so, tools/clang/lib/Driver/Tools.cpp
 
 %build
 TOPLEVEL=$PWD
-mkdir stage1 stage2
-cd stage1
+mkdir stage1 stage2 stage3
+pushd stage1
 
 # Idiot cmake doesn't let me select my own optimization level here
 # hence we use configure, this needed to workaround a gcc 4.5 bug
@@ -152,13 +152,26 @@ cd stage1
 
 make %{?_smp_mflags}
 
-cd ../stage2
-# Needed to make clang resource dir working inside build tree
-ln -s lib lib64
+popd
+pushd stage2
 
 export CC=$TOPLEVEL/stage1/Release/bin/clang
 export CXX=$TOPLEVEL/stage1/Release/bin/clang++
 
+cmake -DCMAKE_INSTALL_PREFIX=%{_prefix} \
+      -DCMAKE_BUILD_TYPE=Release \
+      -DLLVM_TARGETS_TO_BUILD=%{_supported_archs} \
+      ..
+make %{?_smp_mflags}
+
+popd
+pushd stage3
+# Needed to make clang resource dir working inside build tree
+ln -s lib lib64
+
+export CC=$TOPLEVEL/stage2/Release/bin/clang
+export CXX=$TOPLEVEL/stage2/Release/bin/clang++
+
 cmake -DCMAKE_INSTALL_PREFIX=%{_prefix} \
       -DCMAKE_BUILD_TYPE=Release \
       -DLLVM_ENABLE_ASSERTIONS=FALSE \
@@ -177,12 +190,12 @@ cmake -DCMAKE_INSTALL_PREFIX=%{_prefix} \
 make %{?_smp_mflags}
 
 %check
-cd stage2
+cd stage3
 make check
 make clang-test
 
 %install
-cd stage2
+cd stage3
 %makeinstall
 cd ..