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