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C++ "Undefined" vs "Unspecified" behavior for function calls: f(i=-2, i=-2) is no longer undefined vs f(++i, ++i) is unspecified

score 87 · Answer 1 · 2023-09-04T23:20:41.150000

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TechQA.

List Question

C++ "Undefined" vs "Unspecified" behavior for function calls: f(i=-2, i=-2) is no longer undefined vs f(++i, ++i) is unspecified

Is it possible to write a strictly conforming C program that outputs to the display?

clang 15 miscompiles code accessing indeterminate values

How to check if the result of std::frexp is specified under the current compiler?

What is source references in MISRA C?

Semantics of resize without element preservation using move idiom

Is there a reason why implementations allow instantiation of std::complex with unsupported types

Value passed to function doubling inside call

Is reading values of unitialized object yields Undefined Behavior

Why bit-shift in two steps?

Understand scipy's shapiro behavior when inserting two columns dataframe instead of one

Why does VBA generates a "Method or data member not found" error on a ComboBox, only when exiting Excel?

Unspecified behaviour about "object having more than one object representation"

Floating-point: FLT_HAS_SUBNORM is 0 => subnormal value arises => unspecified behavior?

Is it undefined behaviour for a c++ constant initialized in one .o file to depend on one defined in another file?

Is inserting map size as value into a map undefined behavior?

Is this a C language undefined behaviour? Different results in clang and GCC

Equality condition on a double loop variable: unspecified or undefined?

Is there a way to force a specific evaluation order of function arguments?

Can I take the address of a function defined in standard library?

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