diff options
Diffstat (limited to 'llvm/docs/CommandGuide/FileCheck.rst')
| -rw-r--r-- | llvm/docs/CommandGuide/FileCheck.rst | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/llvm/docs/CommandGuide/FileCheck.rst b/llvm/docs/CommandGuide/FileCheck.rst index d8a2e34..0512133 100644 --- a/llvm/docs/CommandGuide/FileCheck.rst +++ b/llvm/docs/CommandGuide/FileCheck.rst @@ -660,8 +660,8 @@ The syntax to define a numeric variable is ``[[#%<fmtspec>,<NUMVAR>:]]`` where: * ``%<fmtspec>`` is an optional scanf-style matching format specifier to indicate what number format to match (e.g. hex number). Currently accepted - format specifiers are ``%u``, ``%x`` and ``%X``. If absent, the format - specifier defaults to ``%u``. + format specifiers are ``%u``, ``%d``, ``%x`` and ``%X``. If absent, the + format specifier defaults to ``%u``. * ``<NUMVAR>`` is the name of the numeric variable to define to the matching value. @@ -692,10 +692,11 @@ The syntax of a numeric substitution is ``[[#%<fmtspec>,<expr>]]`` where: * an expression followed by an operator and a numeric operand. A numeric operand is a previously defined numeric variable, or an integer - literal. The supported operators are ``+`` and ``-``. Spaces are accepted - before, after and between any of these elements. - There is currently no support for operator precendence, but parentheses can - be used to change the evaluation order. + literal and have a 64-bit precision. The supported operators are ``+`` and + ``-``. Spaces are accepted before, after and between any of these elements. + Overflow and underflow are rejected. There is currently no support for + operator precendence, but parentheses can be used to change the evaluation + order. For example: |