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From: JonY <10walls AT gmail DOT com>
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Subject: Re: [ANNOUNCEMENT] [Updated] mingw64-{i686,x86_64}-gcc-7.3.0-1 (Test)
Message-ID: <58485808-126c-888c-a41a-2d211660dd10@gmail.com>
Date: Sun, 26 Aug 2018 12:51:40 +0000
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From: JonY <10walls AT gmail DOT com>
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Subject: Re: [ANNOUNCEMENT] [Updated] mingw64-{i686,x86_64}-gcc-7.3.0-1 (Test)
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On 08/25/2018 12:13 AM, Steven Penny wrote:
> On Fri, 24 Aug 2018 10:11:42, JonY wrote:
>> Can you try breaking it down by phases?
>> 1. Preprocessor phase with -E -o file.ii
>=20
> =C2=A0=C2=A0 $ time x86_64-w64-mingw32-g++ -E -o file.ii stoi.cpp; wc -c =
file.ii
> =C2=A0=C2=A0 real=C2=A0=C2=A0=C2=A0 0m0.172s
> =C2=A0=C2=A0 719550 file.ii
>=20
>> 2. Compile phase (compile output from phase 1) with -c
>=20
> =C2=A0=C2=A0 $ time x86_64-w64-mingw32-g++ -c file.ii; wc -c file.o
> =C2=A0=C2=A0 real=C2=A0=C2=A0=C2=A0 0m0.312s
> =C2=A0=C2=A0 7368 file.o
>=20
>> 3. Link phase, point gcc to the output from phase 2.
>=20
> =C2=A0=C2=A0 $ time x86_64-w64-mingw32-g++ -static file.o; wc -c a.exe
> =C2=A0=C2=A0 real=C2=A0=C2=A0=C2=A0 0m1.950s
> =C2=A0=C2=A0 11906797 a.exe
>=20
> Also it might be worth noting the starting point - for some reason
> Cygwin is 4
> times larger than Msys2?
>=20
> =C2=A0=C2=A0 $ wc -c /lib/gcc/x86_64-w64-mingw32/7.3.0/libstdc++.a
> =C2=A0=C2=A0 22446354 /lib/gcc/x86_64-w64-mingw32/7.3.0/libstdc++.a
>=20
> =C2=A0=C2=A0 $ wc -c mingw64/lib/gcc/x86_64-w64-mingw32/8.2.0/libstdc++.a
> =C2=A0=C2=A0 5597192 mingw64/lib/gcc/x86_64-w64-mingw32/8.2.0/libstdc++.a
>=20

Can you roll back to the previous x86_64-w64-binutils and find out if it
makes a difference?

Other than that, I'm quite out of ideas.


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