llvm/clang/test/Misc/warning-flags-enabled.c

// RUN: diagtool show-enabled %s | FileCheck %s
//
// This shows warnings which are on by default.
// We just check a few to make sure it's doing something sensible.
//
// CHECK: ext_unterminated_char_or_string
// CHECK: warn_condition_is_assignment
// CHECK: warn_null_arg


// RUN: diagtool show-enabled -Wno-everything -Rno-everything %s | count 0


// RUN: diagtool show-enabled -Wno-everything -Wobjc-root-class %s | FileCheck -check-prefix CHECK-WARN %s
// RUN: diagtool show-enabled -Wno-everything -Werror=objc-root-class %s | FileCheck -check-prefix CHECK-ERROR %s
// RUN: diagtool show-enabled -Wno-everything -Wfatal-errors=objc-root-class %s | FileCheck -check-prefix CHECK-FATAL %s
//
// CHECK-WARN:  W  warn_objc_root_class_missing [-Wobjc-root-class]
// CHECK-ERROR: E  warn_objc_root_class_missing [-Wobjc-root-class]
// CHECK-FATAL: F  warn_objc_root_class_missing [-Wobjc-root-class]

// RUN: diagtool show-enabled --no-levels -Wno-everything -Wobjc-root-class %s | FileCheck -check-prefix CHECK-NO-LEVELS %s
//
// CHECK-NO-LEVELS-NOT: {{^W }}
// CHECK-NO-LEVELS-NOT: {{^E }}
// CHECK-NO-LEVELS-NOT: {{^F }}
// CHECK-NO-LEVELS: warn_objc_root_class_missing [-Wobjc-root-class]

// Test if EnumConversion is a subgroup of -Wconversion.
// RUN: diagtool show-enabled --no-levels -Wno-conversion -Wenum-conversion %s | FileCheck --check-prefix CHECK-ENUM-CONVERSION %s
// RUN: diagtool show-enabled --no-levels %s | FileCheck --check-prefix CHECK-ENUM-CONVERSION %s
// RUN: diagtool show-enabled --no-levels -Wno-conversion %s | FileCheck --check-prefix CHECK-NO-ENUM-CONVERSION %s
//
// CHECK-ENUM-CONVERSION: -Wenum-conversion
// CHECK-NO-ENUM-CONVERSION-NOT: -Wenum-conversion

// Test if -Wshift-op-parentheses is a subgroup of -Wparentheses
// RUN: diagtool show-enabled --no-levels -Wno-parentheses -Wshift-op-parentheses %s | FileCheck --check-prefix CHECK-SHIFT-OP-PARENTHESES %s
// RUN: diagtool show-enabled --no-levels %s | FileCheck --check-prefix CHECK-SHIFT-OP-PARENTHESES %s
// RUN: diagtool show-enabled --no-levels -Wno-parentheses %s | FileCheck --check-prefix CHECK-NO-SHIFT-OP-PARENTHESES %s
//
// CHECK-SHIFT-OP-PARENTHESES: -Wshift-op-parentheses
// CHECK-NO-SHIFT-OP-PARENTHESES-NOT: -Wshift-op-parentheses