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authorBrad King <brad.king@kitware.com>2016-12-01 19:24:02 (GMT)
committerBrad King <brad.king@kitware.com>2016-12-06 13:58:41 (GMT)
commit45aa03b97aeeb512264ac2bfbb2028330be254d1 (patch)
tree883f2e60ea1539fa93f988b0e32dd983a043e020 /Tests/RunCMake/try_compile/CStandardGNU.cmake
parent3bb2051eef5c3a07f99e9e6549187211758317d6 (diff)
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try_compile: Add options to specify language standards
Give `try_compile` callers a way to control the `CXX_STANDARD`, `CXX_STANDARD_REQUIRED`, and `CXX_EXTENSIONS` properties of the generated test target (or the `C` equivalents) in order to compile a test source for a particular language standard. Issue: #16456
Diffstat (limited to 'Tests/RunCMake/try_compile/CStandardGNU.cmake')
-rw-r--r--Tests/RunCMake/try_compile/CStandardGNU.cmake11
1 files changed, 11 insertions, 0 deletions
diff --git a/Tests/RunCMake/try_compile/CStandardGNU.cmake b/Tests/RunCMake/try_compile/CStandardGNU.cmake
new file mode 100644
index 0000000..29ce315
--- /dev/null
+++ b/Tests/RunCMake/try_compile/CStandardGNU.cmake
@@ -0,0 +1,11 @@
+enable_language(C)
+try_compile(result ${CMAKE_CURRENT_BINARY_DIR}
+ SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/CStandardGNU.c
+ C_STANDARD 99
+ C_STANDARD_REQUIRED 1
+ C_EXTENSIONS 0
+ OUTPUT_VARIABLE out
+ )
+if(NOT result)
+ message(FATAL_ERROR "try_compile failed:\n${out}")
+endif()