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authorBrad King <brad.king@kitware.com>2020-07-27 14:42:38 (GMT)
committerKitware Robot <kwrobot@kitware.com>2020-07-27 14:42:44 (GMT)
commitea8bb8a2a7d491b2fd8d79e98f5b50ca55ab8d70 (patch)
treead9f563b166c72eea8ae9eb975d3995ed1e928a1 /Tests
parent11cf196fd2c8eca6427cf65755895641c60fe1fe (diff)
parenta33a4ec68bbaf8e1a83c4fa241ce77a3634e73d6 (diff)
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Merge topic 'vs-lang-flags'
a33a4ec68b Merge branch 'backport-vs-lang-flags' into vs-lang-flags c4109a1bc8 VS: Restore toleration of target-wide -TP flag with MSVC Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !5051
Diffstat (limited to 'Tests')
-rw-r--r--Tests/SetLang/CMakeLists.txt7
-rw-r--r--Tests/SetLang/stay_c.c8
-rw-r--r--Tests/SetLang/stay_cxx.cxx8
3 files changed, 23 insertions, 0 deletions
diff --git a/Tests/SetLang/CMakeLists.txt b/Tests/SetLang/CMakeLists.txt
index af90f11..616421e 100644
--- a/Tests/SetLang/CMakeLists.txt
+++ b/Tests/SetLang/CMakeLists.txt
@@ -9,6 +9,13 @@ set_source_files_properties(foo.c bar.c PROPERTIES LANGUAGE CXX)
target_link_libraries(SetLang foo)
set_target_properties(SetLang PROPERTIES LINKER_LANGUAGE CXX)
+# VS generators historically tolerated target-wide -TP flags added
+# by project code, so cover that case to preserve the behavior.
+if(CMAKE_GENERATOR MATCHES "^Visual Studio" AND "x${CMAKE_C_COMPILER_ID}" STREQUAL "xMSVC")
+ add_library(stay stay_c.c stay_cxx.cxx)
+ set_property(TARGET stay PROPERTY COMPILE_OPTIONS "-TP")
+endif()
+
if((CMAKE_C_COMPILER_ID MATCHES "(GNU|Clang|MSVC|Borland|Embarcadero|Intel|TI|XL)"))
add_library(zoom zoom.zzz)
set_source_files_properties(zoom.zzz PROPERTIES LANGUAGE CXX)
diff --git a/Tests/SetLang/stay_c.c b/Tests/SetLang/stay_c.c
new file mode 100644
index 0000000..70755f3
--- /dev/null
+++ b/Tests/SetLang/stay_c.c
@@ -0,0 +1,8 @@
+#ifdef __cplusplus
+# error C source incorrectly compiled as C++
+#endif
+
+int stay_c(void)
+{
+ return 0;
+}
diff --git a/Tests/SetLang/stay_cxx.cxx b/Tests/SetLang/stay_cxx.cxx
new file mode 100644
index 0000000..e035260
--- /dev/null
+++ b/Tests/SetLang/stay_cxx.cxx
@@ -0,0 +1,8 @@
+#ifndef __cplusplus
+# error C++ source incorrectly compiled as C
+#endif
+
+int stay_cxx()
+{
+ return 0;
+}