forked from OSchip/llvm-project
209 lines
8.5 KiB
C++
209 lines
8.5 KiB
C++
// Force x86-64 because some of our heuristics are actually based
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// on integer sizes.
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -fsyntax-only -pedantic -verify -Wsign-compare %s
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int test0(long a, unsigned long b) {
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enum EnumA {A};
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enum EnumB {B};
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enum EnumC {C = 0x10000};
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return
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// (a,b)
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(a == (unsigned long) b) + // expected-warning {{comparison of integers of different signs}}
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(a == (unsigned int) b) +
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(a == (unsigned short) b) +
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(a == (unsigned char) b) +
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((long) a == b) + // expected-warning {{comparison of integers of different signs}}
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((int) a == b) + // expected-warning {{comparison of integers of different signs}}
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((short) a == b) + // expected-warning {{comparison of integers of different signs}}
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((signed char) a == b) + // expected-warning {{comparison of integers of different signs}}
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((long) a == (unsigned long) b) + // expected-warning {{comparison of integers of different signs}}
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((int) a == (unsigned int) b) + // expected-warning {{comparison of integers of different signs}}
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((short) a == (unsigned short) b) +
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((signed char) a == (unsigned char) b) +
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(a < (unsigned long) b) + // expected-warning {{comparison of integers of different signs}}
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(a < (unsigned int) b) +
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(a < (unsigned short) b) +
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(a < (unsigned char) b) +
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((long) a < b) + // expected-warning {{comparison of integers of different signs}}
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((int) a < b) + // expected-warning {{comparison of integers of different signs}}
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((short) a < b) + // expected-warning {{comparison of integers of different signs}}
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((signed char) a < b) + // expected-warning {{comparison of integers of different signs}}
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((long) a < (unsigned long) b) + // expected-warning {{comparison of integers of different signs}}
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((int) a < (unsigned int) b) + // expected-warning {{comparison of integers of different signs}}
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((short) a < (unsigned short) b) +
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((signed char) a < (unsigned char) b) +
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// (A,b)
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(A == (unsigned long) b) +
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(A == (unsigned int) b) +
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(A == (unsigned short) b) +
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(A == (unsigned char) b) +
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((long) A == b) +
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((int) A == b) +
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((short) A == b) +
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((signed char) A == b) +
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((long) A == (unsigned long) b) +
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((int) A == (unsigned int) b) +
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((short) A == (unsigned short) b) +
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((signed char) A == (unsigned char) b) +
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(A < (unsigned long) b) +
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(A < (unsigned int) b) +
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(A < (unsigned short) b) +
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(A < (unsigned char) b) +
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((long) A < b) +
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((int) A < b) +
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((short) A < b) +
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((signed char) A < b) +
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((long) A < (unsigned long) b) +
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((int) A < (unsigned int) b) +
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((short) A < (unsigned short) b) +
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((signed char) A < (unsigned char) b) +
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// (a,B)
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(a == (unsigned long) B) +
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(a == (unsigned int) B) +
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(a == (unsigned short) B) +
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(a == (unsigned char) B) +
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((long) a == B) +
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((int) a == B) +
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((short) a == B) +
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((signed char) a == B) +
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((long) a == (unsigned long) B) +
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((int) a == (unsigned int) B) +
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((short) a == (unsigned short) B) +
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((signed char) a == (unsigned char) B) +
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(a < (unsigned long) B) + // expected-warning {{comparison of integers of different signs}}
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(a < (unsigned int) B) +
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(a < (unsigned short) B) +
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(a < (unsigned char) B) +
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((long) a < B) +
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((int) a < B) +
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((short) a < B) +
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((signed char) a < B) +
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((long) a < (unsigned long) B) + // expected-warning {{comparison of integers of different signs}}
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((int) a < (unsigned int) B) + // expected-warning {{comparison of integers of different signs}}
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((short) a < (unsigned short) B) +
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((signed char) a < (unsigned char) B) +
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// (C,b)
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(C == (unsigned long) b) +
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(C == (unsigned int) b) +
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(C == (unsigned short) b) +
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(C == (unsigned char) b) +
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((long) C == b) +
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((int) C == b) +
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((short) C == b) +
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((signed char) C == b) +
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((long) C == (unsigned long) b) +
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((int) C == (unsigned int) b) +
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((short) C == (unsigned short) b) +
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((signed char) C == (unsigned char) b) +
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(C < (unsigned long) b) +
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(C < (unsigned int) b) +
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(C < (unsigned short) b) +
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(C < (unsigned char) b) +
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((long) C < b) +
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((int) C < b) +
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((short) C < b) +
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((signed char) C < b) +
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((long) C < (unsigned long) b) +
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((int) C < (unsigned int) b) +
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((short) C < (unsigned short) b) +
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((signed char) C < (unsigned char) b) +
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// (a,C)
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(a == (unsigned long) C) +
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(a == (unsigned int) C) +
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(a == (unsigned short) C) +
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(a == (unsigned char) C) +
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((long) a == C) +
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((int) a == C) +
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((short) a == C) +
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((signed char) a == C) +
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((long) a == (unsigned long) C) +
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((int) a == (unsigned int) C) +
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((short) a == (unsigned short) C) +
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((signed char) a == (unsigned char) C) +
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(a < (unsigned long) C) + // expected-warning {{comparison of integers of different signs}}
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(a < (unsigned int) C) +
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(a < (unsigned short) C) +
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(a < (unsigned char) C) +
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((long) a < C) +
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((int) a < C) +
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((short) a < C) +
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((signed char) a < C) +
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((long) a < (unsigned long) C) + // expected-warning {{comparison of integers of different signs}}
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((int) a < (unsigned int) C) + // expected-warning {{comparison of integers of different signs}}
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((short) a < (unsigned short) C) +
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((signed char) a < (unsigned char) C) +
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// (0x80000,b)
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(0x80000 == (unsigned long) b) +
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(0x80000 == (unsigned int) b) +
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(0x80000 == (unsigned short) b) +
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(0x80000 == (unsigned char) b) +
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((long) 0x80000 == b) +
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((int) 0x80000 == b) +
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((short) 0x80000 == b) +
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((signed char) 0x80000 == b) +
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((long) 0x80000 == (unsigned long) b) +
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((int) 0x80000 == (unsigned int) b) +
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((short) 0x80000 == (unsigned short) b) +
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((signed char) 0x80000 == (unsigned char) b) +
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(0x80000 < (unsigned long) b) +
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(0x80000 < (unsigned int) b) +
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(0x80000 < (unsigned short) b) +
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(0x80000 < (unsigned char) b) +
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((long) 0x80000 < b) +
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((int) 0x80000 < b) +
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((short) 0x80000 < b) +
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((signed char) 0x80000 < b) +
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((long) 0x80000 < (unsigned long) b) +
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((int) 0x80000 < (unsigned int) b) +
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((short) 0x80000 < (unsigned short) b) +
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((signed char) 0x80000 < (unsigned char) b) +
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// (a,0x80000)
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(a == (unsigned long) 0x80000) +
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(a == (unsigned int) 0x80000) +
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(a == (unsigned short) 0x80000) +
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(a == (unsigned char) 0x80000) +
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((long) a == 0x80000) +
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((int) a == 0x80000) +
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((short) a == 0x80000) +
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((signed char) a == 0x80000) +
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((long) a == (unsigned long) 0x80000) +
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((int) a == (unsigned int) 0x80000) +
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((short) a == (unsigned short) 0x80000) +
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((signed char) a == (unsigned char) 0x80000) +
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(a < (unsigned long) 0x80000) + // expected-warning {{comparison of integers of different signs}}
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(a < (unsigned int) 0x80000) +
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(a < (unsigned short) 0x80000) +
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(a < (unsigned char) 0x80000) +
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((long) a < 0x80000) +
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((int) a < 0x80000) +
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((short) a < 0x80000) +
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((signed char) a < 0x80000) +
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((long) a < (unsigned long) 0x80000) + // expected-warning {{comparison of integers of different signs}}
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((int) a < (unsigned int) 0x80000) + // expected-warning {{comparison of integers of different signs}}
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((short) a < (unsigned short) 0x80000) +
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((signed char) a < (unsigned char) 0x80000) +
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10
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;
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}
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int test1(int i) {
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enum en { zero };
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return i > zero;
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}
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enum E { e };
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void test2(int i, void *vp) {
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if (test1 == vp) { } // expected-warning{{equality comparison between function pointer and void pointer}}
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if (test1 == e) { } // expected-error{{comparison between pointer and integer}}
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if (vp < 0) { }
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if (test1 < e) { } // expected-error{{comparison between pointer and integer}}
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}
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