GHS: Fix handling of duplicate source filenames (#16046)

Green Hills MULTI project files must specify explicitly distinct object
file names for source files with the same name.

5 files changed, 40 insertions, 0 deletions

diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 8a256bf191..2db5deda32 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -2103,6 +2103,17 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
     endmacro ()
     add_test_GhsMulti("arm_integrity_simarm" "arm_integrity.tgt" "simarm")
     add_test_GhsMulti("arm64_integrity_simarm" "arm64_integrity.tgt" "simarm")
+    add_test(NAME GhsMulti.duplicate_source_filenames
+        COMMAND ${CMAKE_CTEST_COMMAND}
+        --build-and-test
+        "${CMake_SOURCE_DIR}/Tests/GhsMultiDuplicateSourceFilenames"
+        "${CMake_BINARY_DIR}/Tests/GhsMultiDuplicateSourceFilenames"
+        --build-generator "Green Hills MULTI"
+        --build-project ReturnNum
+        --build-config $<CONFIGURATION>
+        --build-options -DGHS_PRIMARY_TARGET="arm_integrity.tgt"
+        -DGHS_BSP_NAME="simarm"
+        )
   endif ()
 
   if(tegra AND NOT "${CMake_SOURCE_DIR};${CMake_BINARY_DIR}" MATCHES " ")
diff --git a/Tests/GhsMultiDuplicateSourceFilenames/CMakeLists.txt b/Tests/GhsMultiDuplicateSourceFilenames/CMakeLists.txt
new file mode 100644
index 0000000000..ffdb5827f5
--- /dev/null
+++ b/Tests/GhsMultiDuplicateSourceFilenames/CMakeLists.txt
@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 3.5)
+project(demo C)
+
+add_library(libdemo test.c subfolder/test.c)
+
+add_executable(demo main.c)
+target_link_libraries(demo libdemo)
+if(GHSMULTI)
+    target_compile_options(demo PUBLIC "-non_shared")
+endif()
diff --git a/Tests/GhsMultiDuplicateSourceFilenames/main.c b/Tests/GhsMultiDuplicateSourceFilenames/main.c
new file mode 100644
index 0000000000..2779d684a7
--- /dev/null
+++ b/Tests/GhsMultiDuplicateSourceFilenames/main.c
@@ -0,0 +1,9 @@
+int test_a(void);
+int test_b(void);
+
+int main(int argc, char *argv[])
+{
+    test_a();
+    test_b();
+    return 0;
+}
diff --git a/Tests/GhsMultiDuplicateSourceFilenames/subfolder/test.c b/Tests/GhsMultiDuplicateSourceFilenames/subfolder/test.c
new file mode 100644
index 0000000000..e1372b9c43
--- /dev/null
+++ b/Tests/GhsMultiDuplicateSourceFilenames/subfolder/test.c
@@ -0,0 +1,5 @@
+
+int test_b()
+{
+    return 2;
+}
diff --git a/Tests/GhsMultiDuplicateSourceFilenames/test.c b/Tests/GhsMultiDuplicateSourceFilenames/test.c
new file mode 100644
index 0000000000..60286ddd14
--- /dev/null
+++ b/Tests/GhsMultiDuplicateSourceFilenames/test.c
@@ -0,0 +1,5 @@
+
+int test_a()
+{
+    return 1;
+}