* stabs.texinfo (Common Blocks): Say what Sun FORTRAN does.

diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 8150bd17117236087459045a5d1d5662a16a35ca..17892e2a4b7478eace1cbdb68fd0415aa7549813 100644 (file)
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,7 @@
+Fri Jun 25 21:34:52 1993  Jim Kingdon  (kingdon@lioth.cygnus.com)
+
+       * stabs.texinfo (Common Blocks): Say what Sun FORTRAN does.
+
 Fri Jun 25 16:15:10 1993  Roland H. Pesch  (pesch@fowanton.cygnus.com)
 
        * Makefile.in: (REFEDITS) new var to control whether PS or CM

diff --git a/gdb/doc/stabs.texinfo b/gdb/doc/stabs.texinfo
index bebf01245823fbf3ebaeadba19464ee90a45a3e8..515ef97ee53369db85b4937f1ebed9be7e0d3094 100644 (file)
--- a/gdb/doc/stabs.texinfo
+++ b/gdb/doc/stabs.texinfo
@@ -952,10 +952,12 @@ I believe @sc{fortran} is the only language with this feature.  A
 @code{N_BCOMM} stab begins a common block and an @code{N_ECOMM} stab
 ends it.  The only thing which is significant about these two stabs is
 their name, which can be used to look up a normal (non-debugging) symbol
-which gives the address of the common block.  Each variable in the
-common block has a @code{N_ECOML} stab, whose value is the offset within
-the common block of that variable.  I'm not sure what symbol descriptor
-is used for the @code{N_ECOML} stabs.
+which gives the address of the common block.  Then each stab between the
+@code{N_BCOMM} and the @code{N_ECOMM} specifies a member of that common
+block; its value is the offset within the common block of that variable.
+The @code{N_ECOML} stab type is documented for this purpose, but Sun's
+@sc{fortran} compiler uses @code{N_GSYM} instead, with the @samp{V}
+symbol descriptor.
 
 @node Initialized statics
 @section Initialized static variables