From 4dcd340ebaae8213eeae89894b5ecdf61b0eb100 Mon Sep 17 00:00:00 2001 From: Palmer Dabbelt Date: Fri, 9 Sep 2022 02:46:40 -0700 Subject: [PATCH] Document -fexcess-precision=16 in tm.texi I just happened to stuble on this one while trying to sort out the RISC-V bits. gcc/ChangeLog * doc/tm.texi (TARGET_C_EXCESS_PRECISION): Add 16. --- gcc/doc/tm.texi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 858bfb8..7590924 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -1009,7 +1009,7 @@ of the excess precision explicitly added. For @code{EXCESS_PRECISION_TYPE_FLOAT16}, and @code{EXCESS_PRECISION_TYPE_FAST}, the target should return the explicit excess precision that should be added depending on the -value set for @option{-fexcess-precision=@r{[}standard@r{|}fast@r{]}}. +value set for @option{-fexcess-precision=@r{[}standard@r{|}fast@r{|}16@r{]}}. Note that unpredictable explicit excess precision does not make sense, so a target should never return @code{FLT_EVAL_METHOD_UNPREDICTABLE} when @var{type} is @code{EXCESS_PRECISION_TYPE_STANDARD}, -- 2.7.4