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| author | Jeffrey A Law <law@cygnus.com> | 1998-06-27 22:42:09 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1998-06-27 16:42:09 -0600 |
| commit | f89223a97823afeaede0aa446759a1c82ebfd396 (patch) | |
| tree | c302fca7ce4de21606b47b1e6cd5ad3661065c81 /gcc | |
| parent | 17294adfebc7f5a45d5f6b575c4e1a81b5c3579f (diff) | |
| download | gcc-f89223a97823afeaede0aa446759a1c82ebfd396.zip gcc-f89223a97823afeaede0aa446759a1c82ebfd396.tar.gz gcc-f89223a97823afeaede0aa446759a1c82ebfd396.tar.bz2 | |
* tm.texi (NEED_MATH_LIBRARY): Document new target macro.
From-SVN: r20766
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 2 | ||||
| -rw-r--r-- | gcc/tm.texi | 9 |
2 files changed, 11 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8fe3ba2..5244d2c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,7 @@ Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com) + * tm.texi (NEED_MATH_LIBRARY): Document new target macro. + * Makefile.in (gencheck): Remove $(TREE_H) dependency. Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu> diff --git a/gcc/tm.texi b/gcc/tm.texi index 6f0d2dd..81a9a73 100644 --- a/gcc/tm.texi +++ b/gcc/tm.texi @@ -7457,4 +7457,13 @@ operations other than load, store and copy operations. You need only define this macro if the target holds values larger than @code{word_mode} in general purpose registers. Most targets should not define this macro. + +@findex NEED_MATH_LIBRARY +@item NEED_MATH_LIBRARY +Define this macro as a C expression that is nonzero if @code{g++} should +automatically link in the math library or to zero if @code{g++} should not +automatically link in the math library. + +You need only define this macro if the target does not always need the math +library linked into C++ programs. @end table |