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-rw-r--r--Modules/CMakeTestCCompiler.cmake6
1 files changed, 5 insertions, 1 deletions
diff --git a/Modules/CMakeTestCCompiler.cmake b/Modules/CMakeTestCCompiler.cmake
index 5484ce1..fc5791a 100644
--- a/Modules/CMakeTestCCompiler.cmake
+++ b/Modules/CMakeTestCCompiler.cmake
@@ -5,7 +5,11 @@
# any makefiles or projects.
IF(NOT CMAKE_C_COMPILER_WORKS)
MESSAGE(STATUS "Check for working C compiler: ${CMAKE_C_COMPILER}")
- FILE(WRITE ${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c "int main(){return 0;}\n")
+ FILE(WRITE ${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c
+ "#ifdef __cplusplus\n"
+ "# error \"The CMAKE_C_COMPILER is set to a C++ compiler\"\n"
+ "#endif\n"
+ "int main(){return 0;}\n")
TRY_COMPILE(CMAKE_C_COMPILER_WORKS ${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}/CMakeTmp/testCCompiler.c
OUTPUT_VARIABLE OUTPUT)