VS,Xcode: Fix TARGET_PROPERTY genex in source COMPILE_FLAGS property

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

Fixes: #17314

Source/cmGlobalXCodeGenerator.cxx

@@ -668,7 +668,8 @@ cmXCodeObject* cmGlobalXCodeGenerator::CreateXCodeSourceFile(
     std::string configName = "NO-PER-CONFIG-SUPPORT-IN-XCODE";
     std::unique_ptr<cmCompiledGeneratorExpression> compiledExpr =
       ge.Parse(cflags);
-    const char* processed = compiledExpr->Evaluate(lg, configName);
+    const char* processed =
+      compiledExpr->Evaluate(lg, configName, false, gtgt);
     if (compiledExpr->GetHadContextSensitiveCondition()) {
       std::ostringstream e;
       /* clang-format off */

Source/cmLocalVisualStudio7Generator.cxx

@@ -1454,7 +1454,7 @@ cmLocalVisualStudio7GeneratorFCInfo::cmLocalVisualStudio7GeneratorFCInfo(
     if (const char* cflags = sf.GetProperty("COMPILE_FLAGS")) {
       cmGeneratorExpression ge;
       std::unique_ptr<cmCompiledGeneratorExpression> cge = ge.Parse(cflags);
-      fc.CompileFlags = cge->Evaluate(lg, *i);
+      fc.CompileFlags = cge->Evaluate(lg, *i, false, gt);
       needfc = true;
     }
     if (lg->FortranProject) {

Source/cmVisualStudio10TargetGenerator.cxx

@@ -2125,8 +2125,8 @@ bool cmVisualStudio10TargetGenerator::OutputSourceSpecificFlags(
       if (configDependentFlags) {
         cmGeneratorExpression ge;
         std::unique_ptr<cmCompiledGeneratorExpression> cge = ge.Parse(flags);
-        std::string evaluatedFlags =
-          cge->Evaluate(this->LocalGenerator, *config);
+        std::string evaluatedFlags = cge->Evaluate(
+          this->LocalGenerator, *config, false, this->GeneratorTarget);
         clOptions.Parse(evaluatedFlags.c_str());
       } else {
         clOptions.Parse(flags.c_str());

Tests/GeneratorExpression/CMakeLists.txt

@@ -258,11 +258,13 @@ add_custom_target(check-part4 ALL
   VERBATIM
   )
 
+add_executable(srcgenex srcgenex.c)
+set_property(SOURCE srcgenex.c PROPERTY COMPILE_FLAGS "-DNAME=$<TARGET_PROPERTY:NAME>")
+
 #-----------------------------------------------------------------------------
 # Cover test properties with generator expressions.
 add_executable(echo echo.c)
 add_executable(pwd pwd.c)
-set_property(SOURCE echo.c PROPERTY COMPILE_FLAGS $<1:-DSRC_GENEX_WORKS>)
 
 add_test(NAME echo-configuration COMMAND echo $<CONFIGURATION>)
 set_property(TEST echo-configuration PROPERTY

Tests/GeneratorExpression/echo.c

@@ -3,9 +3,6 @@
 
 int main(int argc, char* argv[])
 {
-#ifndef SRC_GENEX_WORKS
-#error SRC_GENEX_WORKS not defined
-#endif
   printf("%s\n", argv[1]);
   return EXIT_SUCCESS;
 }

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();
+}