39 lines
1.7 KiB
Markdown
39 lines
1.7 KiB
Markdown
[tgmath.h.syn]
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# 17 Language support library [[support]](./#support)
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## 17.15 C headers [[support.c.headers]](support.c.headers#tgmath.h.syn)
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### 17.15.6 Header <tgmath.h> synopsis [tgmath.h.syn]
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[ð](#header:%3ctgmath.h%3e)
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#include <cmath>#include <complex>
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L6709)
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The header [<tgmath.h>](#header:%3ctgmath.h%3e "17.15.6 Header <tgmath.h> synopsis [tgmath.h.syn]") behaves as if it simply includes the headers[<cmath>](cmath.syn#header:%3ccmath%3e "29.7.1 Header <cmath> synopsis [cmath.syn]") and[<complex>](complex.syn#header:%3ccomplex%3e "29.4.2 Header <complex> synopsis [complex.syn]")[.](#1.sentence-1)
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[2](#2)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L6715)
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[*Note [1](#note-1)*:
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The overloads provided in C by type-generic macros
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are already provided in [<complex>](complex.syn#header:%3ccomplex%3e "29.4.2 Header <complex> synopsis [complex.syn]") and [<cmath>](cmath.syn#header:%3ccmath%3e "29.7.1 Header <cmath> synopsis [cmath.syn]") by âsufficientâ additional overloads[.](#2.sentence-1)
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â *end note*]
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[3](#3)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/support.tex#L6722)
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[*Note [2](#note-2)*:
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Names introduced by [<cmath>](cmath.syn#header:%3ccmath%3e "29.7.1 Header <cmath> synopsis [cmath.syn]") or [<complex>](complex.syn#header:%3ccomplex%3e "29.4.2 Header <complex> synopsis [complex.syn]") in namespace std are not placed into the global namespace scope by [<tgmath.h>](#header:%3ctgmath.h%3e "17.15.6 Header <tgmath.h> synopsis [tgmath.h.syn]")[.](#3.sentence-1)
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â *end note*]
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