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From: gawrilow@math.tu-berlin.de To: gcc-gnats@gcc.gnu.org Subject: driver/10707: c++ linking impossible when -V specified Date: Fri, 09 May 2003 16:06:00 -0000 [thread overview] Message-ID: <20030509160303.2987.qmail@sources.redhat.com> (raw) >Number: 10707 >Category: driver >Synopsis: c++ linking impossible when -V specified >Confidential: no >Severity: non-critical >Priority: medium >Responsible: unassigned >State: open >Class: sw-bug >Submitter-Id: net >Arrival-Date: Fri May 09 16:06:00 UTC 2003 >Closed-Date: >Last-Modified: >Originator: Ewgenij Gawrilow >Release: 3.3, 3.4 (snapshots) >Organization: >Environment: gcc version 3.3 20030506 (prerelease); gcc version 3.4 20030509 (experimental); platform-independent >Description: If g++ is called with -V option and the only input files are objects and libraries, then the alternative driver called in chain cannot guess the language any more, forgets to put libstdc++ in the collect2 call, and the linker fails. >How-To-Repeat: Take a little C++ (Hello, world!) program, compile and link it separately, specifying the -V option in both commands. >Fix: Probably, the installation script could create an extra hardlink 'machine-g++-version'; the driver could then insert its basename into the execvp() first argument instead of fixed '-gcc-'. Or give along a -x option depending on the own basename. >Release-Note: >Audit-Trail: >Unformatted:
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