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A comment on The Lost Art of Structure Packing (2018). Parent comment

Re:The Lost Art of Structure Packing (2018) by kazinator on Monday April 27, 2020 @12:06PM (#22997116)
A compiler that optimizes away memset is not one that could be used for targeting anything that sits on a network.
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Re:The Lost Art of Structure Packing (2018) by saagarjha on Monday April 27, 2020 @12:57PM (#22997603)
That immediately rules out GCC and Clang…
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Re:The Lost Art of Structure Packing (2018) by kazinator on Monday April 27, 2020 @03:39PM (#22999179)
I don't think so, unless we're mistaking memset for __builtin_memset.
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Re:The Lost Art of Structure Packing (2018) by scatters on Monday April 27, 2020 @05:04PM (#23000011)
GCC treats the two identically. See https://github.com/gcc-mirror/gcc/blob/229c0ef777161ec5adfb7...
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Re:The Lost Art of Structure Packing (2018) by kazinator on Monday April 27, 2020 @08:11PM (#23001815)
I see; because the sixth argument (BOTH_P) in that macro call is true.
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