forked from OSchip/llvm-project
24 lines
1.5 KiB
C++
24 lines
1.5 KiB
C++
// RUN: %check_clang_tidy -check-suffix=DEFAULT %s \
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// RUN: cppcoreguidelines-narrowing-conversions %t -- \
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// RUN: -config='{CheckOptions: [{key: cppcoreguidelines-narrowing-conversions.WarnOnIntegerNarrowingConversion, value: true}]}'
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// RUN: %check_clang_tidy -check-suffix=DISABLED %s \
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// RUN: cppcoreguidelines-narrowing-conversions %t -- \
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// RUN: -config='{CheckOptions: [{key: cppcoreguidelines-narrowing-conversions.WarnOnIntegerNarrowingConversion, value: false}]}'
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void foo(unsigned long long value) {
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int a = value;
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// CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:11: warning: narrowing conversion from 'unsigned long long' to signed type 'int' is implementation-defined [cppcoreguidelines-narrowing-conversions]
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// DISABLED: No warning for integer narrowing conversions when WarnOnIntegerNarrowingConversion = false.
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long long b = value;
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// CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:17: warning: narrowing conversion from 'unsigned long long' to signed type 'long long' is implementation-defined [cppcoreguidelines-narrowing-conversions]
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// DISABLED: No warning for integer narrowing conversions when WarnOnIntegerNarrowingConversion = false.
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}
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void casting_float_to_bool_is_still_operational_when_integer_narrowing_is_disabled(float f) {
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if (f) {
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// CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:7: warning: narrowing conversion from 'float' to 'bool' [cppcoreguidelines-narrowing-conversions]
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// CHECK-MESSAGES-DISABLED: :[[@LINE-2]]:7: warning: narrowing conversion from 'float' to 'bool' [cppcoreguidelines-narrowing-conversions]
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}
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}
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