VS,Xcode: Fix TARGET_PROPERTY genex in source COMPILE_FLAGS property

This already worked in other generators.  Also add a test case.

Fixes: #17314

1 files changed, 12 insertions, 0 deletions

diff --git a/Tests/GeneratorExpression/srcgenex.c b/Tests/GeneratorExpression/srcgenex.c
new file mode 100644
index 0000000..56d3c3f
--- /dev/null
+++ b/Tests/GeneratorExpression/srcgenex.c
@@ -0,0 +1,12 @@
+int srcgenex(void)
+{
+  return 0;
+}
+
+int main(int argc, char* argv[])
+{
+#ifndef NAME
+#error NAME not defined
+#endif
+  return NAME();
+}