Add a more thorough test case, testing various CRT features

Simplify building of the test cases at the same time; stop building
hello-cpp with -fno-exceptions.

run-tests.sh

@@ -12,11 +12,15 @@ export PATH=$PREFIX/bin:$PATH
 : ${ARCHS:=${TOOLCHAIN_ARCHS-i686 x86_64 armv7 aarch64}}
 
 cd test
+TESTS_C="hello hello-tls crt-test"
+TESTS_CPP="hello-cpp hello-exception"
 for arch in $ARCHS; do
-    $arch-w64-mingw32-clang hello.c -o hello-$arch.exe
-    $arch-w64-mingw32-clang hello-tls.c -o hello-tls-$arch.exe
-    $arch-w64-mingw32-clang++ hello-cpp.cpp -o hello-cpp-$arch.exe -fno-exceptions
-    $arch-w64-mingw32-clang++ hello-exception.cpp -o hello-exception-$arch.exe
+    for test in $TESTS_C; do
+        $arch-w64-mingw32-clang $test.c -o $test-$arch.exe
+    done
+    for test in $TESTS_CPP; do
+        $arch-w64-mingw32-clang++ $test.cpp -o $test-$arch.exe
+    done
     case $arch in
     i686|x86_64)
         RUN=wine
@@ -31,7 +35,8 @@ for arch in $ARCHS; do
         COPY="$COPY_AARCH64"
         ;;
     esac
-    for file in hello-$arch.exe hello-tls-$arch.exe hello-cpp-$arch.exe hello-exception-$arch.exe; do
+    for test in $TESTS_C $TESTS_CPP; do
+        file=$test-$arch.exe
         if [ -n "$COPY" ]; then
             $COPY $file
         fi