libstdc++: Rename non-reserved macros in config header [PR103650]

libstdc++-v3/ChangeLog:

	PR libstdc++/103650
	* include/Makefile.am: Rename LT_OBJDIR and STDC_HEADERS.
	* include/Makefile.in: Regenerate.
	* testsuite/17_intro/headers/c++1998/103650.cc: New test.
This commit is contained in:
Jonathan Wakely 2022-01-17 11:24:35 +00:00
parent d573a303be
commit fa092570fb
3 changed files with 17 additions and 0 deletions

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@ -1343,6 +1343,8 @@ ${host_builddir}/c++config.h: ${CONFIG_HEADER} \
-e 's/PACKAGE/_GLIBCXX_PACKAGE/g' \
-e 's/VERSION/_GLIBCXX_VERSION/g' \
-e 's/WORDS_/_GLIBCXX_WORDS_/g' \
-e 's/LT_OBJDIR/_GLIBCXX_LT_OBJDIR/g' \
-e 's/STDC_HEADERS/_GLIBCXX_STDC_HEADERS/g' \
-e 's/_DARWIN_USE_64_BIT_INODE/_GLIBCXX_DARWIN_USE_64_BIT_INODE/g' \
-e 's/_FILE_OFFSET_BITS/_GLIBCXX_FILE_OFFSET_BITS/g' \
-e 's/_LARGE_FILES/_GLIBCXX_LARGE_FILES/g' \

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@ -1830,6 +1830,8 @@ ${host_builddir}/c++config.h: ${CONFIG_HEADER} \
-e 's/PACKAGE/_GLIBCXX_PACKAGE/g' \
-e 's/VERSION/_GLIBCXX_VERSION/g' \
-e 's/WORDS_/_GLIBCXX_WORDS_/g' \
-e 's/LT_OBJDIR/_GLIBCXX_LT_OBJDIR/g' \
-e 's/STDC_HEADERS/_GLIBCXX_STDC_HEADERS/g' \
-e 's/_DARWIN_USE_64_BIT_INODE/_GLIBCXX_DARWIN_USE_64_BIT_INODE/g' \
-e 's/_FILE_OFFSET_BITS/_GLIBCXX_FILE_OFFSET_BITS/g' \
-e 's/_LARGE_FILES/_GLIBCXX_LARGE_FILES/g' \

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@ -0,0 +1,13 @@
// { dg-do preprocess }
// PR libstdc++/103650 libstdc++ headers defined LT_OBJDIR and STDC_HEADERS
#define LT_OBJDIR 99
#define STDC_HEADERS 99
#include <utility>
#if LT_OBJDIR != 99
# error LT_OBJDIR redefined
#endif
#if STDC_HEADERS != 99
# error STDC_HEADERS redefined
#endif