Build tests in a separate subdirectory for each arch

This eases cases when testcases contain DLLs, whose names won't
contain the arch name.

run-tests.sh

@@ -15,19 +15,24 @@ cd test
 TESTS_C="hello hello-tls crt-test setjmp"
 TESTS_C_NO_BUILTIN="crt-test"
 TESTS_CPP="hello-cpp hello-exception tlstest-main"
+TESTS_CPP_DLL="tlstest-lib"
 for arch in $ARCHS; do
+    mkdir -p $arch
     for test in $TESTS_C; do
-        $arch-w64-mingw32-clang $test.c -o $test-$arch.exe
+        $arch-w64-mingw32-clang $test.c -o $arch/$test.exe
     done
     TESTS_EXTRA=""
     for test in $TESTS_C_NO_BUILTIN; do
-        $arch-w64-mingw32-clang $test.c -o $test-no-builtin-$arch.exe -fno-builtin
+        $arch-w64-mingw32-clang $test.c -o $arch/$test-no-builtin.exe -fno-builtin
         TESTS_EXTRA="$TESTS_EXTRA $test-no-builtin"
     done
     for test in $TESTS_CPP; do
-        $arch-w64-mingw32-clang++ $test.cpp -o $test-$arch.exe
+        $arch-w64-mingw32-clang++ $test.cpp -o $arch/$test.exe
     done
-    $arch-w64-mingw32-clang++ tlstest-lib.cpp -shared -o tlstest-lib-$arch.dll
+    for test in $TESTS_CPP_DLL; do
+        $arch-w64-mingw32-clang++ $test.cpp -shared -o $arch/$test.dll
+    done
+    DLL="$TESTS_CPP_DLL"
     case $arch in
     i686|x86_64)
         RUN=wine
@@ -42,12 +47,14 @@ for arch in $ARCHS; do
         COPY="$COPY_AARCH64"
         ;;
     esac
-    cp tlstest-lib-$arch.dll tlstest-lib.dll
+    cd $arch
     if [ -n "$COPY" ]; then
-        $COPY tlstest-lib.dll
+        for i in $DLL; do
+            $COPY $i.dll
+        done
     fi
     for test in $TESTS_C $TESTS_CPP $TESTS_EXTRA; do
-        file=$test-$arch.exe
+        file=$test.exe
         if [ -n "$COPY" ]; then
             $COPY $file
         fi
@@ -55,5 +62,5 @@ for arch in $ARCHS; do
             $RUN $file
         fi
     done
-    rm -f tlstest-lib.dll
+    cd ..
 done