[Bug c/43003] New: Bitfield optimisation problem

2010-02-08 Thread zoltan at bendor dot com dot au
nhancement Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zoltan at bendor dot com dot au GCC host triplet: i586-gnu-linux GCC target triplet: arm-elf-none http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43003

[Bug c/41366] New: Very inefficient code generated

2009-09-15 Thread zoltan at bendor dot com dot au
lr instruction. -- Summary: Very inefficient code generated Product: gcc Version: 4.4.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zolt

[Bug c/40251] New: Using the -V option makes the compiler to exit with 0 exit code on error

2009-05-25 Thread zoltan at bendor dot com dot au
ct: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: major Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zoltan at bendor dot com dot au GCC host triplet: x86-elf-linux GCC target triplet: arm-elf-none http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40251

[Bug tree-optimization/39468] Constant propagation in a number of tree passes does not take into account machine costs.

2009-03-15 Thread zoltan at bendor dot com dot au
--- Comment #4 from zoltan at bendor dot com dot au 2009-03-15 23:21 --- Subject: Re: Constant propagation in a number of tree passes does not take into account machine costs. I have also filed a bug report, 39469, with a much simpler and clearer test code. Maybe the two should be

[Bug c/39469] Calculated values replaced with constants even if he constants cost more than the calculations

2009-03-15 Thread zoltan at bendor dot com dot au
--- Comment #1 from zoltan at bendor dot com dot au 2009-03-15 22:51 --- Created an attachment (id=17467) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17467&action=view) Demonstrates the constant loading cost problem -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39469

[Bug c/39469] New: Calculated values replaced with constants even if he constants cost more than the calculations

2009-03-15 Thread zoltan at bendor dot com dot au
constants cost more than the calculations Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zoltan at bendor dot com dot

[Bug c/36845] New: The compiler fails to build the support libraries and generates incorrect code for a target

2008-07-15 Thread zoltan at bendor dot com dot au
: zoltan at bendor dot com dot au GCC build triplet: x86-linux-elf GCC host triplet: x86-linux-elf GCC target triplet: avr-unknown-elf http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36845

[Bug middle-end/36828] 4.3.1 when optimising for size generates much larger code than 4.0.x

2008-07-15 Thread zoltan at bendor dot com dot au
--- Comment #1 from zoltan at bendor dot com dot au 2008-07-15 22:33 --- Created an attachment (id=15915) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15915&action=view) Test code to demonstrate the size increase A short C file that compiles to about 60% larger with

[Bug c/36828] New: 4.3.1 when optimising for size generates much larger code than 4.0.x

2008-07-14 Thread zoltan at bendor dot com dot au
Product: gcc Version: 4.3.1 Status: UNCONFIRMED Severity: enhancement Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zoltan at bendor dot com dot au GCC build triplet: x86-elf-linux

[Bug c/26894] New: On a 64 bit system the generated crosscompiler generates invalid assembly

2006-03-27 Thread zoltan at bendor dot com dot au
k out the exact location/reason/fix of the bug. Zoltan -- Summary: On a 64 bit system the generated crosscompiler generates invalid assembly Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: blocker Prior

[Bug target/24027] A gcc primitive, under special circumstances, can crash the AVR

2005-09-27 Thread zoltan at bendor dot com dot au
--- Additional Comments From zoltan at bendor dot com dot au 2005-09-27 11:30 --- Subject: A gcc primitive, under special circumstances, can crash the AVR Additional comment: The bug can be retired. Atmel confirmed (and the latest AT90CAN128 manual lists it in the errata) that the

[Bug target/24027] A gcc primitive, under special circumstances, can crash the AVR

2005-09-26 Thread zoltan at bendor dot com dot au
--- Additional Comments From zoltan at bendor dot com dot au 2005-09-26 07:42 --- Subject: A gcc primitive, under special circumstances, can crash the AVR > > --- Additional Comments From pinskia at gcc dot gnu dot org 2005-09-23 > 12:56 --- > Is there

[Bug c/24027] New: A gcc primitive, under special circumstances, can crash the AVR

2005-09-22 Thread zoltan at bendor dot com dot au
crash the AVR Product: gcc Version: 4.0.1 Status: UNCONFIRMED Severity: critical Priority: P2 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zoltan at bendor dot com dot au