From 8e932e8c77b97f5f6ccfae8d80e37775d24e0c88 Mon Sep 17 00:00:00 2001
From: Markus Becker <Markus.Becker@tridonic.com>
Date: Thu, 16 Apr 2020 02:41:22 +0200
Subject: [PATCH] [cmake] disable -pedantic-errors together with -Werror
 (#4775)

This allows to work-around a compile error that is happening in Zephyr
<https://github.com/zephyrproject-rtos/openthread/pull/9>.

Signed-off-by: Markus Becker <markus.becker@tridonic.com>
---
 CMakeLists.txt | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 71fa22dba..3c997e89a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -38,9 +38,9 @@ include("${PROJECT_SOURCE_DIR}/etc/cmake/options.cmake")
 include("${PROJECT_SOURCE_DIR}/etc/cmake/functions.cmake")
 
 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "(Apple)?[Cc]lang")
-    option(OT_COMPILE_WARNING_AS_ERROR "whether to include -Werror with gcc-compatible compilers")
+    option(OT_COMPILE_WARNING_AS_ERROR "whether to include -Werror -pedantic-errors with gcc-compatible compilers")
     if (OT_COMPILE_WARNING_AS_ERROR)
-        set(OT_CFLAGS -Werror)
+        set(OT_CFLAGS -Werror -pedantic-errors)
     endif()
 
     if(OT_COVERAGE)
@@ -50,8 +50,8 @@ if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "(Apple)?[Cc]lang")
     endif()
 
     set(OT_CFLAGS
-        $<$<COMPILE_LANGUAGE:C>:${OT_CFLAGS} -Wall -Wextra -Wshadow -pedantic-errors>
-        $<$<COMPILE_LANGUAGE:CXX>:${OT_CFLAGS} -Wall -Wextra -Wshadow -Wno-c++14-compat -fno-exceptions -pedantic-errors>
+        $<$<COMPILE_LANGUAGE:C>:${OT_CFLAGS} -Wall -Wextra -Wshadow>
+        $<$<COMPILE_LANGUAGE:CXX>:${OT_CFLAGS} -Wall -Wextra -Wshadow -Wno-c++14-compat -fno-exceptions>
     )
 endif()