llvm-project/clang/test/FixIt/format-darwin.m

199 lines
9.7 KiB
Objective-C

// RUN: %clang_cc1 -triple i386-apple-darwin9 -fsyntax-only -fblocks -Wformat-non-iso -verify %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -fsyntax-only -fblocks -Wformat-non-iso -verify %s
// RUN: %clang_cc1 -triple i386-apple-darwin9 -fdiagnostics-parseable-fixits -fblocks -Wformat-non-iso %s 2>&1 | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -fdiagnostics-parseable-fixits -fblocks -Wformat-non-iso %s 2>&1 | FileCheck %s
// RUN: %clang_cc1 -triple i386-apple-darwin9 -fdiagnostics-parseable-fixits -fblocks -Wformat-non-iso %s 2>&1 | FileCheck -check-prefix=CHECK-32 %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -fdiagnostics-parseable-fixits -fblocks -Wformat-non-iso %s 2>&1 | FileCheck -check-prefix=CHECK-64 %s
int printf(const char * restrict, ...);
#if __LP64__
typedef long NSInteger;
typedef unsigned long NSUInteger;
typedef int SInt32;
typedef unsigned int UInt32;
#else
typedef int NSInteger;
typedef unsigned int NSUInteger;
typedef long SInt32;
typedef unsigned long UInt32;
#endif
NSInteger getNSInteger();
NSUInteger getNSUInteger();
SInt32 getSInt32();
UInt32 getUInt32();
void testCorrectionInAllCases() {
printf("%s", getNSInteger()); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", getNSUInteger()); // expected-warning{{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
printf("%s", getSInt32()); // expected-warning{{values of type 'SInt32' should not be used as format arguments; add an explicit cast to 'int' instead}}
printf("%s", getUInt32()); // expected-warning{{values of type 'UInt32' should not be used as format arguments; add an explicit cast to 'unsigned int' instead}}
// CHECK: fix-it:"{{.*}}":{32:11-32:13}:"%ld"
// CHECK: fix-it:"{{.*}}":{32:16-32:16}:"(long)"
// CHECK: fix-it:"{{.*}}":{33:11-33:13}:"%lu"
// CHECK: fix-it:"{{.*}}":{33:16-33:16}:"(unsigned long)"
// CHECK: fix-it:"{{.*}}":{34:11-34:13}:"%d"
// CHECK: fix-it:"{{.*}}":{34:16-34:16}:"(int)"
// CHECK: fix-it:"{{.*}}":{35:11-35:13}:"%u"
// CHECK: fix-it:"{{.*}}":{35:16-35:16}:"(unsigned int)"
}
@interface Foo {
@public
NSInteger _value;
}
- (NSInteger)getInteger;
@property NSInteger value;
@end
struct Bar {
NSInteger value;
};
void testParens(Foo *obj, struct Bar *record) {
NSInteger arr[4] = {0};
NSInteger i = 0;
// These cases match the relevant cases in CheckPrintfHandler::checkFormatExpr.
printf("%s", arr[0]); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", getNSInteger()); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", i); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", obj->_value); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", [obj getInteger]); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", obj.value); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", record->value); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", (i ? i : i)); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", *arr); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
// CHECK-NOT: fix-it:{{.*}}:")"
printf("%s", i ? i : i); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
// CHECK: fix-it:"{{.*}}":{81:11-81:13}:"%ld"
// CHECK: fix-it:"{{.*}}":{81:16-81:16}:"(long)("
// CHECK: fix-it:"{{.*}}":{81:25-81:25}:")"
}
#if __LP64__
void testWarn() {
printf("%d", getNSInteger()); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%u", getNSUInteger()); // expected-warning{{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
printf("%ld", getSInt32()); // expected-warning{{values of type 'SInt32' should not be used as format arguments; add an explicit cast to 'int' instead}}
printf("%lu", getUInt32()); // expected-warning{{values of type 'UInt32' should not be used as format arguments; add an explicit cast to 'unsigned int' instead}}
// CHECK-64: fix-it:"{{.*}}":{92:11-92:13}:"%ld"
// CHECK-64: fix-it:"{{.*}}":{92:16-92:16}:"(long)"
// CHECK-64: fix-it:"{{.*}}":{93:11-93:13}:"%lu"
// CHECK-64: fix-it:"{{.*}}":{93:16-93:16}:"(unsigned long)"
// CHECK-64: fix-it:"{{.*}}":{94:11-94:14}:"%d"
// CHECK-64: fix-it:"{{.*}}":{94:17-94:17}:"(int)"
// CHECK-64: fix-it:"{{.*}}":{95:11-95:14}:"%u"
// CHECK-64: fix-it:"{{.*}}":{95:17-95:17}:"(unsigned int)"
}
void testPreserveHex() {
printf("%x", getNSInteger()); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%x", getNSUInteger()); // expected-warning{{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
// CHECK-64: fix-it:"{{.*}}":{111:11-111:13}:"%lx"
// CHECK-64: fix-it:"{{.*}}":{111:16-111:16}:"(long)"
// CHECK-64: fix-it:"{{.*}}":{112:11-112:13}:"%lx"
// CHECK-64: fix-it:"{{.*}}":{112:16-112:16}:"(unsigned long)"
}
void testNoWarn() {
printf("%ld", getNSInteger()); // no-warning
printf("%lu", getNSUInteger()); // no-warning
printf("%d", getSInt32()); // no-warning
printf("%u", getUInt32()); // no-warning
}
#else
void testWarn() {
printf("%ld", getNSInteger()); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%lu", getNSUInteger()); // expected-warning{{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
printf("%d", getSInt32()); // expected-warning{{values of type 'SInt32' should not be used as format arguments; add an explicit cast to 'int' instead}}
printf("%u", getUInt32()); // expected-warning{{values of type 'UInt32' should not be used as format arguments; add an explicit cast to 'unsigned int' instead}}
// CHECK-32: fix-it:"{{.*}}":{131:17-131:17}:"(long)"
// CHECK-32: fix-it:"{{.*}}":{132:17-132:17}:"(unsigned long)"
// CHECK-32: fix-it:"{{.*}}":{133:16-133:16}:"(int)"
// CHECK-32: fix-it:"{{.*}}":{134:16-134:16}:"(unsigned int)"
}
void testPreserveHex() {
printf("%lx", getNSInteger()); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%lx", getNSUInteger()); // expected-warning{{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
// CHECK-32: fix-it:"{{.*}}":{146:17-146:17}:"(long)"
// CHECK-32: fix-it:"{{.*}}":{147:17-147:17}:"(unsigned long)"
}
void testNoWarn() {
printf("%d", getNSInteger()); // no-warning
printf("%u", getNSUInteger()); // no-warning
printf("%ld", getSInt32()); // no-warning
printf("%lu", getUInt32()); // no-warning
}
#endif
void testCasts() {
printf("%s", (NSInteger)0); // expected-warning{{values of type 'NSInteger' should not be used as format arguments; add an explicit cast to 'long' instead}}
printf("%s", (NSUInteger)0); // expected-warning{{values of type 'NSUInteger' should not be used as format arguments; add an explicit cast to 'unsigned long' instead}}
printf("%s", (SInt32)0); // expected-warning{{values of type 'SInt32' should not be used as format arguments; add an explicit cast to 'int' instead}}
printf("%s", (UInt32)0); // expected-warning{{values of type 'UInt32' should not be used as format arguments; add an explicit cast to 'unsigned int' instead}}
// CHECK: fix-it:"{{.*}}":{165:11-165:13}:"%ld"
// CHECK: fix-it:"{{.*}}":{165:16-165:27}:"(long)"
// CHECK: fix-it:"{{.*}}":{166:11-166:13}:"%lu"
// CHECK: fix-it:"{{.*}}":{166:16-166:28}:"(unsigned long)"
// CHECK: fix-it:"{{.*}}":{167:11-167:13}:"%d"
// CHECK: fix-it:"{{.*}}":{167:16-167:24}:"(int)"
// CHECK: fix-it:"{{.*}}":{168:11-168:13}:"%u"
// CHECK: fix-it:"{{.*}}":{168:16-168:24}:"(unsigned int)"
}
void testCapitals() {
printf("%D", 1); // expected-warning{{conversion specifier is not supported by ISO C}} expected-note {{did you mean to use 'd'?}}
printf("%U", 1); // expected-warning{{conversion specifier is not supported by ISO C}} expected-note {{did you mean to use 'u'?}}
printf("%O", 1); // expected-warning{{conversion specifier is not supported by ISO C}} expected-note {{did you mean to use 'o'?}}
// CHECK: fix-it:"{{.*}}":{184:12-184:13}:"d"
// CHECK: fix-it:"{{.*}}":{185:12-185:13}:"u"
// CHECK: fix-it:"{{.*}}":{186:12-186:13}:"o"
printf("%lD", 1); // expected-warning{{conversion specifier is not supported by ISO C}} expected-note {{did you mean to use 'd'?}} expected-warning{{format specifies type 'long' but the argument has type 'int'}}
// FIXME: offering two somewhat-conflicting fixits is less than ideal.
// CHECK: fix-it:"{{.*}}":{193:13-193:14}:"d"
// CHECK: fix-it:"{{.*}}":{193:11-193:14}:"%D"
}