Date: Mon, 29 Nov 2004 11:38:33 -0800 (PST) From: Nehal <nehalmistry@gmx.net> To: FreeBSD-gnats-submit@FreeBSD.org Subject: gnu/74531: gcc doesn't link correctly if -pg specified Message-ID: <200411291938.iATJcX0o022815@Nehal.Home> Resent-Message-ID: <200411291940.iATJe4WL090993@freefall.freebsd.org>
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>Number: 74531 >Category: gnu >Synopsis: gcc doesn't link correctly if -pg specified >Confidential: no >Severity: serious >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Nov 29 19:40:03 GMT 2004 >Closed-Date: >Last-Modified: >Originator: Nehal Mistry >Release: FreeBSD 5.3-RELEASE i386 >Organization: >Environment: System: FreeBSD Nehal.Home 5.3-RELEASE FreeBSD 5.3-RELEASE #0: Fri Nov 5 04:19:18 UTC 2004 root@harlow.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 >Description: compiling the attached test normally with: gcc prof_test.c `sdl11-config --cflags --libs` works fine. but if you want to add profiling support with: gcc -pg prof_test.c `sdl11-config --cflags --libs` it will give a bunch of linking errors. adding '-lc' will fix the linking errors, but will core dump when run because of the linking order. adding '-lpthread -lc' is the only way to have it link and run without any problems. i believe this is a bug, i don't see how profiling should change the behaviour of linking. >How-To-Repeat: try to compile the attached test with: gcc -pg prof_test.c `sdl11-config --cflags --libs` >Fix: --- prof_test.c begins here --- #include "SDL11/SDL.h" int main() { SDL_Init(SDL_INIT_TIMER); return 0; } --- prof_test.c ends here --- >Release-Note: >Audit-Trail: >Unformatted:
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