From 04e22abe4378e29671def7b4d9c7e509c58ef6b6 Mon Sep 17 00:00:00 2001 From: Pierre Roux Date: Tue, 31 Mar 2020 19:12:18 +0200 Subject: [primitive floats] Add low level hexadecimal printing --- doc/changelog/03-notations/11986-float-low-level-printing.rst | 5 +++++ doc/sphinx/language/coq-library.rst | 8 +++++++- 2 files changed, 12 insertions(+), 1 deletion(-) create mode 100644 doc/changelog/03-notations/11986-float-low-level-printing.rst (limited to 'doc') diff --git a/doc/changelog/03-notations/11986-float-low-level-printing.rst b/doc/changelog/03-notations/11986-float-low-level-printing.rst new file mode 100644 index 0000000000..f3d85cadc6 --- /dev/null +++ b/doc/changelog/03-notations/11986-float-low-level-printing.rst @@ -0,0 +1,5 @@ +- **Added:** + Add flag ``Printing Float`` to print primitive floats as hexadecimal + instead of decimal values. This is included in ``Set Printing All``. + (`#11986 `_, + by Pierre Roux). diff --git a/doc/sphinx/language/coq-library.rst b/doc/sphinx/language/coq-library.rst index 899173a83a..b2b68482ef 100644 --- a/doc/sphinx/language/coq-library.rst +++ b/doc/sphinx/language/coq-library.rst @@ -1062,11 +1062,17 @@ Floating-point constants are parsed and pretty-printed as (17-digit) decimal constants. This ensures that the composition :math:`\text{parse} \circ \text{print}` amounts to the identity. -.. warn:: The constant @numeral is not a binary64 floating-point value. A closest value will be used and unambiguously printed @numeral. [inexact-float,parsing] +.. warn:: The constant @numeral is not a binary64 floating-point value. A closest value @numeral will be used and unambiguously printed @numeral. [inexact-float,parsing] Not all decimal constants are floating-point values. This warning is generated when parsing such a constant (for instance ``0.1``). +.. flag:: Printing Float + + Turn this flag off (it is on by default) to deactivate decimal + printing of floating-point constants. They will then be printed + with an hexadecimal representation. + .. example:: .. coqtop:: all -- cgit v1.2.3