summaryrefslogtreecommitdiffstats
path: root/Modules/Compiler/XL-C.cmake
diff options
context:
space:
mode:
authorRobert Maynard <robert.maynard@kitware.com>2020-05-22 14:39:52 (GMT)
committerRobert Maynard <robert.maynard@kitware.com>2020-06-09 20:20:53 (GMT)
commit644d3b86ebb4be108172765e96251162e2537344 (patch)
tree88b4d602c6883f336b335c6fde8bdb8a562c35db /Modules/Compiler/XL-C.cmake
parentc08ee5e74e4ee19989a99a405936a1cb61d33534 (diff)
downloadCMake-644d3b86ebb4be108172765e96251162e2537344.zip
CMake-644d3b86ebb4be108172765e96251162e2537344.tar.gz
CMake-644d3b86ebb4be108172765e96251162e2537344.tar.bz2
C: Compile when possible with explicit `C` language flag set
Issue: #14516, #20716
Diffstat (limited to 'Modules/Compiler/XL-C.cmake')
-rw-r--r--Modules/Compiler/XL-C.cmake2
1 files changed, 2 insertions, 0 deletions
diff --git a/Modules/Compiler/XL-C.cmake b/Modules/Compiler/XL-C.cmake
index 2077bda..78c44d5 100644
--- a/Modules/Compiler/XL-C.cmake
+++ b/Modules/Compiler/XL-C.cmake
@@ -6,6 +6,8 @@ string(APPEND CMAKE_C_FLAGS_MINSIZEREL_INIT " -DNDEBUG")
# -qthreaded = Ensures that all optimizations will be thread-safe
string(APPEND CMAKE_C_FLAGS_INIT " -qthreaded")
+set(CMAKE_C_COMPILE_OPTIONS_EXPLICIT_LANGUAGE -qsourcetype=c)
+
if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 10.1)
set(CMAKE_C90_STANDARD_COMPILE_OPTION "-qlanglvl=stdc89")
set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-qlanglvl=extc89")