diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 0bbf8c7..c4390e9 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -135,6 +135,8 @@ function(configure_gcc_or_clang_gcc_options)
         -Wtype-limits
         -Wshift-negative-value
         -Walloca
+        -Wdate-time
+        -Wdouble-promotion
         -Werror
         -pedantic-errors
     )
@@ -170,7 +172,6 @@ function(configure_gcc_or_clang_gcc_options)
             -Wshift-sign-overflow
             -Wshorten-64-to-32
             -Wthread-safety
-            -Wnull-pointer-arithmetic
             -Wnullable-to-nonnull-conversion
             -Wsometimes-uninitialized
             -Wstatic-in-inline
@@ -183,6 +184,50 @@ function(configure_gcc_or_clang_gcc_options)
             -Wimplicit
             -Wimplicit-fallthrough
             -Winconsistent-missing-destructor-override
+            -Wabstract-vbase-init
+            -Warc-repeated-use-of-weak
+            -Wassign-enum
+            -Watomic-properties
+            -Watomic-implicit-seq-cst
+            -Wbad-function-cast
+            -Wbind-to-temporary-copy
+            -Wcast-function-type
+            -Wcomma
+            -Wc++-compat
+            -Wcalled-once-parameter
+            -Wcompound-token-split
+            -Wconditional-uninitialized
+            -Wconsumed
+            -Wdeprecated-implementations
+            -Wdirect-ivar-access
+            -Wdisabled-macro-expansion
+            # -Wdocumentation # TODO:
+            -Wdtor-name
+            -Wduplicate-decl-specifier
+            -Wduplicate-enum
+            -Wduplicate-method-arg
+            -Wduplicate-method-match
+            -Wexpansion-to-defined # enabled by the -Wextra on gcc
+            -Wexplicit-ownership-type
+            -Wloop-analysis
+            -Wextra-semi
+            -Wextra-semi-stmt
+            -Wheader-hygiene
+            -Wimplicit-retain-self
+            -Wimport-preprocessor-directive-pedantic
+            -Winvalid-or-nonexistent-directory
+            -Wmain # enabled by the -Wpedantic on gcc
+            -Wmethod-signatures
+            -Wmicrosoft
+            -Wnarrowing # enabled by the -Wpedantic on gcc
+            -Wnewline-eof
+            -Wover-aligned
+            -Woverriding-method-mismatch
+            -Wunguarded-availability
+            -Wunused-member-function
+            -Wused-but-marked-unused
+            -Wvector-conversion
+            -Wvla
             -fcolor-diagnostics
             -fansi-escape-codes
             -ftemplate-backtrace-limit=0)
@@ -191,11 +236,6 @@ function(configure_gcc_or_clang_gcc_options)
                 ${LOCAL_FN_TEST_CXX_COMPILE_OPTIONS}
                 -Wframe-address)
         endif()
-        if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.0.0)
-            set(LOCAL_FN_TEST_CXX_COMPILE_OPTIONS
-                ${LOCAL_FN_TEST_CXX_COMPILE_OPTIONS}
-                -Wnull-pointer-subtraction)
-        endif()
         if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 15.0.0)
             set(LOCAL_FN_TEST_CXX_COMPILE_OPTIONS
                 ${LOCAL_FN_TEST_CXX_COMPILE_OPTIONS}
@@ -226,13 +266,27 @@ function(configure_gcc_or_clang_gcc_options)
     set(LOCAL_FN_TEST_C_COMPILE_OPTIONS
         ${LOCAL_FN_TEST_C_COMPILE_OPTIONS}
         -Wwrite-strings
-        -Wbad-function-cast
         -Wint-conversion
     )
-    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 11.0.0)
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
         set(LOCAL_FN_TEST_C_COMPILE_OPTIONS
             ${LOCAL_FN_TEST_C_COMPILE_OPTIONS}
-            -fanalyzer
+            -Wincompatible-pointer-types # TODO: may be turned on by -Wpedantic ?
+            -Wbad-function-cast # added on the C++ stage if Clang is used
+        )
+        if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 11.0.0)
+            set(LOCAL_FN_TEST_C_COMPILE_OPTIONS
+                ${LOCAL_FN_TEST_C_COMPILE_OPTIONS}
+                -fanalyzer
+            )
+        endif()
+    endif()
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+        set(LOCAL_FN_TEST_C_COMPILE_OPTIONS
+            ${LOCAL_FN_TEST_C_COMPILE_OPTIONS}
+            -Wc11-extensions
+            -Wc23-compat
+            -Wc23-extensions
         )
     endif()
     # Flags for C++ only
@@ -249,6 +303,12 @@ function(configure_gcc_or_clang_gcc_options)
         )
     endif()
     if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 16.0.0)
+        set(LOCAL_FN_TEST_CXX_COMPILE_OPTIONS
+            ${LOCAL_FN_TEST_CXX_COMPILE_OPTIONS}
+            -Wcomma-subscript
+            -Wregister
+            -Wchanges-meaning
+        )
         set(LOCAL_FN_TEST_CXX_COMPILE_OPTIONS
             ${LOCAL_FN_TEST_CXX_COMPILE_OPTIONS}
             -fanalyzer
diff --git a/tests/run_codechecker.sh b/tests/run_codechecker.sh
index d7ecb04..f829f23 100755
--- a/tests/run_codechecker.sh
+++ b/tests/run_codechecker.sh
@@ -1,7 +1,5 @@
 #!/usr/bin/env bash
 
-set -e
-
 build_dir=cmake-build-codechecker
 cmake_build_dir=cmake-build-dir