Extended Description

$ cat test.cc
#define MACRO_1 i++
#define MACRO_2

void test(int i)
{
if( i % 3) i--; // OK
else if( i % 2) MACRO_1; // KO, no braces
else MACRO_2; // OK
}
$ clang_tidy -checks=-*,readability-braces-around-statements -fix test.cc --
2 warnings generated.
test.cc:6:19: warning: statement should be inside braces [readability-braces-around-statements]
if( i % 3) i--; // OK
^
test.cc:6:19: note: FIX-IT applied suggested code changes
if( i % 3) i--; // OK
^
test.cc:7:9: note: FIX-IT applied suggested code changes
else if( i % 2) MACRO_1; // KO, no braces
^
test.cc:8:13: warning: statement should be inside braces [readability-braces-around-statements]
else MACRO_2; // OK
^
test.cc:8:13: note: FIX-IT applied suggested code changes
else MACRO_2; // OK
^
test.cc:8:28: note: FIX-IT applied suggested code changes
else MACRO_2; // OK
^
clang-tidy applied 4 of 4 suggested fixes.