Imported Upstream version 0.9.27~git20140801.14745bd

1 files changed, 33 insertions, 11 deletions

diff --git a/tcc-doc.texi b/tcc-doc.texi
index 42ca806..68bac65 100644
--- a/tcc-doc.texi
+++ b/tcc-doc.texi
@@ -176,6 +176,9 @@ In a script, it gives the following header:
 #!/usr/local/bin/tcc -run -L/usr/X11R6/lib -lX11
 @end example
 
+@item -mfloat-abi (ARM only)
+Select the float ABI. Possible values: @code{softfp} and @code{hard}
+
 @item -dumpversion
 Print only the compiler version and nothing else.
 
@@ -217,7 +220,7 @@ Undefine preprocessor symbol @samp{sym}.
 
 Compilation flags:
 
-Note: each of the following warning options has a negative form beginning with
+Note: each of the following options has a negative form beginning with
 @option{-fno-}.
 
 @table @option
@@ -276,7 +279,7 @@ default library paths are @file{/usr/local/lib}, @file{/usr/lib} and @file{/lib}
 @item -lxxx
 Link your program with dynamic library libxxx.so or static library
 libxxx.a. The library is searched in the paths specified by the
-@option{-L} option.
+@option{-L} option and @env{LIBRARY_PATH} variable.
 
 @item -Bdir
 Set the path where the tcc internal libraries (and include files) can be
@@ -338,7 +341,7 @@ Generate additional support code to check
 memory allocations and array/pointer bounds. @option{-g} is implied. Note
 that the generated code is slower and bigger in this case.
 
-Note: @option{-b} is only available on i386 for the moment.
+Note: @option{-b} is only available on i386 when using libtcc for the moment.
 
 @item -bt N
 Display N callers in stack traces. This is useful with @option{-g} or
@@ -361,12 +364,31 @@ Note: GCC options @option{-Ox}, @option{-fx} and @option{-mx} are
 ignored.
 @c man end
 
+@c man begin ENVIRONMENT
+Environment variables that affect how tcc operates.
+
+@table @option
+
+@item CPATH
+@item C_INCLUDE_PATH
+A colon-separated list of directories searched for include files,
+directories given with @option{-I} are searched first.
+
+@item LIBRARY_PATH
+A colon-separated list of directories searched for libraries for the
+@option{-l} option, directories given with @option{-L} are searched first.
+
+@end table
+
+@c man end
+
 @ignore
 
 @setfilename tcc
 @settitle Tiny C Compiler
 
 @c man begin SEEALSO
+cpp(1),
 gcc(1)
 @c man end
 
@@ -388,13 +410,14 @@ and floating point numbers (@code{long double}, @code{double}, and
 @section ISOC99 extensions
 
 TCC implements many features of the new C standard: ISO C99. Currently
-missing items are: complex and imaginary numbers and variable length
-arrays.
+missing items are: complex and imaginary numbers.
 
 Currently implemented ISOC99 features:
 
 @itemize
 
+@item variable length arrays.
+
 @item 64 bit @code{long long} types are fully supported.
 
 @item The boolean type @code{_Bool} is supported.
@@ -596,8 +619,7 @@ are supported.
 
 @itemize
 
-@item @code{__TINYC__} is a predefined macro to @code{1} to
-indicate that you use TCC.
+@item @code{__TINYC__} is a predefined macro to indicate that you use TCC.
 
 @item @code{#!} at the start of a line is ignored to allow scripting.
 
@@ -702,7 +724,7 @@ They can be defined several times in the same source. Use 'b'
 @cindex asciz directive
 @cindex ascii directive
 
-All directives are preceeded by a '.'. The following directives are
+All directives are preceded by a '.'. The following directives are
 supported:
 
 @itemize
@@ -921,7 +943,7 @@ reverse order, a first pass is done to reverse the argument order.
 
 @section Types
 
-The types are stored in a single 'int' variable. It was choosen in the
+The types are stored in a single 'int' variable. It was chosen in the
 first stages of development when tcc was much simpler. Now, it may not
 be the best solution.
 
@@ -948,7 +970,7 @@ be the best solution.
 #define VT_BITFIELD   0x0040  /* bitfield modifier */
 #define VT_CONSTANT   0x0800  /* const modifier */
 #define VT_VOLATILE   0x1000  /* volatile modifier */
-#define VT_SIGNED     0x2000  /* signed type */
+#define VT_DEFSIGN    0x2000  /* signed type */
 
 #define VT_STRUCT_SHIFT 18   /* structure/enum name shift (14 bits left) */
 @end example
@@ -1058,7 +1080,7 @@ are used when bound checking is activated
 
 @item stab_section
 @itemx stabstr_section
-are used when debugging is actived to store debug information
+are used when debugging is active to store debug information
 
 @item symtab_section
 @itemx strtab_section