Merge pull request #6187 from daverodgman/backport-iar-fatal-warnings

Backport 2.28: cmake: IAR support option( MBEDTLS_FATAL_WARNINGS)
Mbed-TLS · Aug 9, 2022 · 3469f7a · 3469f7a
2 parents 2c08ac7 + a37f5c1
commit 3469f7a
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -222,7 +222,7 @@ if(CMAKE_COMPILER_IS_CLANG)
 endif(CMAKE_COMPILER_IS_CLANG)
 
 if(CMAKE_COMPILER_IS_IAR)
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --warn_about_c_style_casts --warnings_are_errors -Ohz")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --warn_about_c_style_casts -Ohz")
 endif(CMAKE_COMPILER_IS_IAR)
 
 if(CMAKE_COMPILER_IS_MSVC)
@@ -243,6 +243,10 @@ if(MBEDTLS_FATAL_WARNINGS)
             set(CMAKE_C_FLAGS_ASANDBG "${CMAKE_C_FLAGS_ASANDBG} -Wno-error=cpp")
         endif(UNSAFE_BUILD)
     endif(CMAKE_COMPILER_IS_CLANG OR CMAKE_COMPILER_IS_GNU)
+
+    if (CMAKE_COMPILER_IS_IAR)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --warning_are_errors")
+    endif(CMAKE_COMPILER_IS_IAR)
 endif(MBEDTLS_FATAL_WARNINGS)
 
 if(CMAKE_BUILD_TYPE STREQUAL "Coverage")

diff --git a/ChangeLog.d/fix_cmake_using_iar_toolchain.txt b/ChangeLog.d/fix_cmake_using_iar_toolchain.txt
@@ -0,0 +1,3 @@
+Bugfix
+   * Fixed an issue that cause compile error using CMake IAR toolchain.
+     Fixes #5964.