Re: Bug#588391: gcc-4.4: please automatically use -ffunction-sections when necessary with -fPIC
On 06.08.2010 00:58, brian m. carlson wrote: On Thu, Aug 05, 2010 at 10:59:18PM +0200, Matthias Klose wrote: On 08.07.2010 01:42, brian m. carlson wrote: Package: gcc-4.4 Version: 4.4.4-6 Severity: wishlist Because the ELF ABI for hppa requires relative jumps which are limited to 17 bits[0], programs frequently require the use of -ffunction-sections. It would be preferable if (on hppa or otherwise) -ffunction-sections were implied by -fPIC when otherwise gcc would generate text sections that are too large. After all, there's really no reason to generate .o files that are, for all practical purposes, useless. It would also make numerous package maintainers and hppa porters very happy, I suspect. [0] http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=558999#15 as this specific example shows, -ffunction-sections isn't enough, but -mlong-calls is needed. In that particular instance -mlong-calls is needed, but in the general case it appears not to be, judging from the numerous cases where only -ffunction-sections (and not -mlong-calls) is in use already in the archive. For example, #160538. My wishlist request still stands. waiting for feedback form the HPPA porters. Matthias -- To UNSUBSCRIBE, email to debian-hppa-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/4c5c2429.2040...@debian.org
Re: Bug#588391: gcc-4.4: please automatically use -ffunction-sections when necessary with -fPIC
On 08.07.2010 01:42, brian m. carlson wrote: Package: gcc-4.4 Version: 4.4.4-6 Severity: wishlist Because the ELF ABI for hppa requires relative jumps which are limited to 17 bits[0], programs frequently require the use of -ffunction-sections. It would be preferable if (on hppa or otherwise) -ffunction-sections were implied by -fPIC when otherwise gcc would generate text sections that are too large. After all, there's really no reason to generate .o files that are, for all practical purposes, useless. It would also make numerous package maintainers and hppa porters very happy, I suspect. [0] http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=558999#15 as this specific example shows, -ffunction-sections isn't enough, but -mlong-calls is needed. -- To UNSUBSCRIBE, email to debian-hppa-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/4c5b2626.5090...@debian.org
Re: Bug#588391: gcc-4.4: please automatically use -ffunction-sections when necessary with -fPIC
On Thu, Aug 05, 2010 at 10:59:18PM +0200, Matthias Klose wrote: On 08.07.2010 01:42, brian m. carlson wrote: Package: gcc-4.4 Version: 4.4.4-6 Severity: wishlist Because the ELF ABI for hppa requires relative jumps which are limited to 17 bits[0], programs frequently require the use of -ffunction-sections. It would be preferable if (on hppa or otherwise) -ffunction-sections were implied by -fPIC when otherwise gcc would generate text sections that are too large. After all, there's really no reason to generate .o files that are, for all practical purposes, useless. It would also make numerous package maintainers and hppa porters very happy, I suspect. [0] http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=558999#15 as this specific example shows, -ffunction-sections isn't enough, but -mlong-calls is needed. In that particular instance -mlong-calls is needed, but in the general case it appears not to be, judging from the numerous cases where only -ffunction-sections (and not -mlong-calls) is in use already in the archive. For example, #160538. My wishlist request still stands. -- brian m. carlson / brian with sandals: Houston, Texas, US +1 832 623 2791 | http://www.crustytoothpaste.net/~bmc | My opinion only OpenPGP: RSA v4 4096b: 88AC E9B2 9196 305B A994 7552 F1BA 225C 0223 B187 signature.asc Description: Digital signature
