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b9a38bf4f2
Without the change build fails as:
In file included from /<<NIX>>/gcc-14.0.0/include/c++/14.0.0/limits:42,
from <stdin>:1:
/<<NIX>>/gcc-14.0.0/include/c++/14.0.0/x86_64-unknown-linux-gnu/bits/c++config.h:668:2: warning: #warning "__STRICT_ANSI__ seems to have been undefined; this is not supported" [-Wcpp]
668 | #warning "__STRICT_ANSI__ seems to have been undefined; this is not supported"
| ^~~~~~~
/<<NIX>>/gcc-14.0.0/include/c++/14.0.0/limits:2100:30: error: exponent has no digits
2100 | return __extension__ 0x1.0p-16382Q;
| ^~~~~~
/<<NIX>>/gcc-14.0.0/include/c++/14.0.0/limits:2114:30: error: exponent has no digits
2114 | return __extension__ 0x1.ffffffffffffffffffffffffffffp+16383Q;
gcc upstream confirms unsetting __STRICT_ANSI__ is an unsupported
configuration: https://gcc.gnu.org/PR111824
18 lines
498 B
Diff
18 lines
498 B
Diff
Unsetting __STRICT_ANSI__ is not a supported configuration for gcc
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nowadays. gcc-14 started failing libstdc++ build as it uses gcc
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extensions without __STRICT_ANSI__: https://gcc.gnu.org/PR111824
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--- a/src/base.hh
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+++ b/src/base.hh
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@@ -34,11 +34,6 @@
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#define WIN32_LEAN_AND_MEAN
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#endif
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-// Cygwin somehow enables strict ansi, which we don't want.
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-#ifdef __STRICT_ANSI__
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-#undef __STRICT_ANSI__
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-#endif
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-
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#include <iosfwd>
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#include <string> // it would be nice if there were a <stringfwd>
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